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# Difference between revisions of "Asymptotics of H t" ## Asymptotics for $t=0$ The approximate functional equation (see e.g. [T1986, (4.12.4)]) asserts that $\displaystyle \zeta(s) = \sum_{n \leq N} \frac{1}{n^s} + \pi^{s-1/2} \frac{\Gamma((1-s)/2)}{\Gamma(s/2)} \sum_{n \leq N} \frac{1}{n^{1-s}} + O( t^{-\sigma/2} ...
open-web-math/open-web-math
# Divisors of 14810 ## Divisors of 14810 The list of all positive divisors (that is, the list of all integers that divide 22) is as follows : Accordingly: 14810 is multiplo of 1 14810 is multiplo of 2 14810 is multiplo of 5 14810 is multiplo of 10 14810 is multiplo of 1481 14810 is multiplo of 2962 14810 is m...
HuggingFaceTB/finemath
Math Behind Solving A Rubik’s Cube By Divvij Chandna March 2017 A Rubik’s Cube is a puzzle that has stumped many geniuses for decades. First invented in 1974 by Erno Rubik, the puzzle is so difficult that it even took its inventor a month to figure out how to solve it. A Rubik’s Cube has 43 quintillion ways to scra...
HuggingFaceTB/finemath
## Saturday, November 30, 2013 ### online Encyclopedias of Mathematics You can find a wealth of information on Mathematics of all levels at the following locations: Also, you can find interesting (and much more than mathematical) topics at: Finally, it will be very instructive to gain some insight into an experimenta...
HuggingFaceTB/finemath
### ## PHYSICS EXPERIMENTS discover everything from nature..... slide 1 ### ## knowledge is power develop scientific approach... ### ## dream big learning is continuous process.... ### inspire yourself and inspire others develop concepts.... ### LEARNING BY DOING combine experiments and theory.... ## GCD A ...
HuggingFaceTB/finemath
Science‎ > ‎ ### Cat and mat. posted Feb 2, 2015, 12:14 AM by ranmini@charliesresearch.com   [ updated Dec 3, 2015, 12:16 PM by Upali Salpadoru ] If a cat sits on a mat, when you pull the mat will the cat also come?  Idiot:  " No! It will go away".You don’t need a cat and a mat to find this out. We can substitute a ...
HuggingFaceTB/finemath
# the variation with extension x of the tension f in a spring ## Hooke's law - Wikipedia Hooke's law is a law of physics that states that the force (F) needed to extend or compress a spring by some distance x scales linearly with respect to that distance. That is: =, where k is a constant factor characteristic of the...
HuggingFaceTB/finemath
Successfully reported this slideshow. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime. Upcoming SlideShare × # Pythagorean theorem and distance formula 631 views Published on math work • Full Name Comment goes here. Ar...
HuggingFaceTB/finemath
# Lesson 7Representations of Linear Relationships Let’s write equations from real situations. ### Learning Targets: • I can use patterns to write a linear equation to represent a situation. • I can write an equation for the relationship between the total volume in a graduated cylinder and the number of objects added...
HuggingFaceTB/finemath
# Stage 3 - measurement – comparing areas Students investigate the area of a triangle by comparing the area of a given triangle to the area of the rectangle of the same length and perpendicular height. ## Strategy Students can: • explain the relationship between the area of a triangle and the area of a rectangle • ...
HuggingFaceTB/finemath
top of page CATEGORIES Sensorial Materials: Geometry The Sensorial materials may emphasize the development and refinement of the senses, but they are equally powerful tools for supporting the child's mathematical mind. Elegantly constructed, these materials introduce elements of geometry and algebra through hands-on...
HuggingFaceTB/finemath
How do I check to see if the solution is 1 for the equation 2x+1=3? Nov 16, 2014 If the solution of the equation is 1, it means that x= 1 will make the two sides equal. 2x + 1 = 3 2.1 + 1 = 3 2 + 1 = 3 3 = 3 x is the solution of the equation.
HuggingFaceTB/finemath
# Pool The swimming pool is 10 m wide and 8 m long and 153 cm deep. How many hectoliters of water is in it, if the water is 30 cm below its upper edge? Result V =  984 hl #### Solution: Our examples were largely sent or created by pupils and students themselves. Therefore, we would be pleased if you could send us ...
HuggingFaceTB/finemath
# Thread: Help Verifying/Completing Basic Cryptography Proofs 1. ## Help Verifying/Completing Basic Cryptography Proofs I'm not sure if there's a lot of different types of notation for this stuff, but just to be clear S(a) means the support of a, w(a) means the weight of a, h(a,b) is the hamming distance between a an...
HuggingFaceTB/finemath
# BAR GRAPHS The bar graph given below shows the foreign exchange reserves of a country(in million us$) from 1991-92 to 1998-99 .answer the questions basedon this graph. Ans . 1.5 1. Explanation : required ratio = 5040/3360 = 1.5 Ans . 100% 1. Explanation : foreign exchange reserve in 1997-98=5040 million us$ foreign...
HuggingFaceTB/finemath
Tweet # Common Core Standard HSA-REI.C.6 Questions Solve systems of linear equations exactly and approximately (e.g., with graphs), focusing on pairs of linear equations in two variables. You can create printable tests and worksheets from these questions on Common Core standard HSA-REI.C.6! Select one or more questio...
HuggingFaceTB/finemath
{[ promptMessage ]} Bookmark it {[ promptMessage ]} HW01s09_soln # HW01s09_soln - ECE-2025 Homework#1 Solutions Problem 1.1(a... This preview shows pages 1–3. Sign up to view the full content. ECE-2025 Homework #1 Solutions Spring-2009 Problem 1.1: (a) A negative real number has a phase (or angle) of π . (b, d, f...
HuggingFaceTB/finemath
# How do you find the period for y=20cos((2/3)x+pi)+2? ##### 1 Answer May 30, 2018 $\text{period } = 3 \pi$ #### Explanation: $\text{the standard form of the cosine function is}$ $\textcolor{red}{\overline{\underline{| \textcolor{w h i t e}{\frac{2}{2}} \textcolor{b l a c k}{y = a \cos \left(b x + c\right) + d} \t...
HuggingFaceTB/finemath
## 583475 583,475 (five hundred eighty-three thousand four hundred seventy-five) is an odd six-digits composite number following 583474 and preceding 583476. In scientific notation, it is written as 5.83475 × 105. The sum of its digits is 32. It has a total of 3 prime factors and 6 positive divisors. There are 466,760...
HuggingFaceTB/finemath
# 1.1 Vector spaces Page 1 / 1 Description of vector spaces, subspaces, bases and spans. ## Vector spaces Definition 1 A linear vector space $\left(X,R,+,·\right)$ is given by a signal space $X$ (called vectors), a set of scalars $R$ , an addition operation $+:X×X\to X$ , and a multiplication operation $·:R×X\to X$...
HuggingFaceTB/finemath
#### Topic: Flight Distance between points Hi When using OnlineMapsUtils.DistanceBetweenPoint (http://infinity-code.com/doxygen/online … dd617a6d18) To get the actual distance between the two point, sqrt(dx*dx+dy*dy) should give the correct value in km ? Now if i want the distance between two points, which are at d...
HuggingFaceTB/finemath
# Adding and subtracting fractions with unlike denominators ### Adding and subtracting fractions with unlike denominators In this section, we will learn how to add and subtract fractions with unlike denominators. First, we will practice finding the lowest common denominator for a pair of fractions by determining the ...
HuggingFaceTB/finemath
## Solution of Linear Congruence If $gcd(a,n)=1$ then $a^{\phi (n)} \equiv 1 \; (mod \; n)$ where $\phi (n)$ is the number of integers between 1 and $n$ relatively prime to $n$ . Using this fact we can solve the congruence $ax \equiv b \; (mod \; n)$ . $a^{\phi (n) -1}ax =a^{\phi (n)}x \equiv 1 x= a^{\phi (n) -1}b \; ...
HuggingFaceTB/finemath
# Evaluate $\lim_{x\to1^-}\left(\sum_{n=0}^{\infty}\left(x^{(2^n)}\right)-\log_2\frac{1}{1-x}\right)$ Evaluate$$\lim_{x\to1^-}\left(\sum_{n=0}^{\infty}\left(x^{(2^n)}\right)-\log_2\frac{1}{1-x}\right)$$ Difficult problem. Been thinking about it for a few hours now. Pretty sure it's beyond my ability. Very frustrating...
open-web-math/open-web-math
## Friday, May 28, 2010 ### 50 50 = 2 x 52. 50 = 8 + 9 + 10 + 11 + 12. 50 can be expressed as a sum of primes in two distinct ways such that all primes involved are consecutive: 50 = 2 + 5 + 7 + 17 + 19 = 3 + 11 + 13 + 23. 50 is the smallest number with two representations as a sum of two squares: 50 = 12 + 72 = 5...
HuggingFaceTB/finemath
# Chamber Pressure and Burn Rate equations I know that chamber pressure is $$P_0=p \left[ 1+ \frac{1}{2}(k-1)M^2 \right]^\frac{k}{k-1}$$ where $$M$$ is exit Mach number and according this equation $$M= \sqrt{ \frac{2}{k-1} \left[ \left( \frac{P_0}{P_e} \right)^\frac{k-1}{k} -1 \right]}$$ But exit Mach number equat...
HuggingFaceTB/finemath
1 You visited us 1 times! Enjoying our articles? Unlock Full Access! Question # A farmer has to go 500m due north, 400m due east and 200m due south to reach his field. If he takes 20 minutes to reach the field. What is the average velocity of farmer during the walk? A 25m/min Right on! Give the BNAT exam to get a 100...
HuggingFaceTB/finemath
# Quiz Over Average Calculator! Approved & Edited by ProProfs Editorial Team The editorial team at ProProfs Quizzes consists of a select group of subject experts, trivia writers, and quiz masters who have authored over 10,000 quizzes taken by more than 100 million users. This team includes our in-house seasoned quiz m...
HuggingFaceTB/finemath
Find all School-related info fast with the new School-Specific MBA Forum It is currently 19 Apr 2015, 09:37 ### GMAT Club Daily Prep #### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email. C...
HuggingFaceTB/finemath
# Finding Roots Graphically Problem You want to find the roots of an equation graphically. Solution Write the equation in the form y = g(x), compute values for y for a given range of x-values, and plot the results using Excel's charting features. Refer to Chapter 4 for more information on charting in Excel. Discus...
HuggingFaceTB/finemath
# How do you write the equation in standard form with Slope 5; through (-3, -9)? ##### 1 Answer May 10, 2015 Given a slope $m = 5$ and a point on the line $\left(- 3 , - 9\right)$ We can start with the slope-point form: $y - \left(- 9\right) = 5 \left(x - \left(- 3\right)\right)$ $y + 9 = 5 x + 15$ "Standard form" ...
HuggingFaceTB/finemath
# Length of median of equilateral triangle is ‘a√3’ and its area is ‘x’, then what is correct? 1. x2 = 3a4 2. x2 = 3a2 3. x = 3a4 4. x = 3a2 Option 1 : x2 = 3a4 Free Noun & Pronoun: Fill In The Blanks (Most Important Rules) 32099 15 Questions 15 Marks 12 Mins ## Detailed Solution GIVEN: Length of median of equilat...
HuggingFaceTB/finemath
Search by Topic Resources tagged with Mathematical reasoning & proof similar to Negative Power: Filter by: Content type: Stage: Challenge level: There are 177 results Broad Topics > Using, Applying and Reasoning about Mathematics > Mathematical reasoning & proof Perfectly Square Stage: 4 Challenge Level: The sum...
HuggingFaceTB/finemath
Solutions by everydaycalculation.com ## Compare 50/27 and 8/10 1st number: 1 23/27, 2nd number: 8/10 50/27 is greater than 8/10 #### Steps for comparing fractions 1. Find the least common denominator or LCM of the two denominators: LCM of 27 and 10 is 270 Next, find the equivalent fraction of both fractional numb...
HuggingFaceTB/finemath
1 Q: # In these questions, a question is given followed by information in three statements. You have to consider the information in all the three statements and decide the information in which of the statement(s) is not necessarily required to answer the question and therefore can be dispensed with. Indicate your answ...
HuggingFaceTB/finemath
# improper Riemann integral and Lebesgue integral Let $f$ be a continuous function on $(0,1]$ and is defined as $f: [0,1] \to \mathbb R$. Show that if $f$ is lebesgue integrable on $[0,1]$, the improper Riemann integral $\lim_{\epsilon \to 0} \int_{\epsilon}^1 f(x)\,dx$ exists and it equals the Lebesgue integral on $[...
HuggingFaceTB/finemath
# Help with apparent weight problem • vee123 #### vee123 I need help with a physics problem ASAP please :) I am currently in AP Physics and we are studying centripetal force. My teacher gave me a problem that is driving me crazy because I don't know where to begin with it, and I have a test tomorrow... Here's the ...
HuggingFaceTB/finemath
# Oxford instruments Interview Questions Answers, HR Interview Questions, Oxford instruments Aptitude Test Questions, Oxford instruments Campus Placements Exam Questions Find best Interview questions and answer for Oxford instruments Job. Some people added Oxford instruments interview Questions in our Website. Check n...
HuggingFaceTB/finemath
# Triangle ## Area of Parallelogram and Triangle In this chapter we will prove that if any parallelogram and triangle have same base and lie between same parallel line then the area of triangle is half of area of parallelogram. Consider the above figure in which;ABCD is a parallelogram;APD is a triangle; Note that bo...
HuggingFaceTB/finemath
James S. Plank Thu Nov 14 14:35:02 EST 2013 Problem Statement. Consider a "rider", and suppose that he can only do one jump per move. Then you can view the squares on the board as nodes on a graph, and you need to find the shortest distance from the rider's initial square to each square. The edges are knight moves. Th...
HuggingFaceTB/finemath
Purchase Solution # Real Analysis : Radius and Interval of Convergence - Power Series (3 Problems) Not what you're looking for? Determine the radius of convergence and the exact interval of convergence of the following power series... ##### Solution Summary The Radius and Interval of Convergence of Power Series ar...
HuggingFaceTB/finemath
Get free ebooK with 50 must do coding Question for Product Based Companies solved Fill the details & get ebook over email Thank You! We have sent the Ebook on 50 Must Do Coding Questions for Product Based Companies Solved over your email. All the best! # Salvation of Soul Last Updated on March 30, 2022 by Ria Path...
HuggingFaceTB/finemath
# Metric of Manifold with Curled up Dimensions #### Markus Hanke Would someone here be able to write down for me an example of a metric on a manifold with both macroscopic dimensions, and microscopic "curled up" dimensions with some radius R ? Number of dimensions and coordinates used don't matter. Not going anywher...
HuggingFaceTB/finemath
# Mathematical Operations with Significant Figures ```BELL RINGER #1 Convert 125,458,621,000,000 to Scientific Notation. #2 Convert 0.000000125400000 to Scientific Notation. #1 125,458,621,000,000 * 1.25458621 x 1014 #2 0.000000125400000 1.254 x 10-7 Significant Figures Dealing with uncertainty in measurements. What va...
HuggingFaceTB/finemath
## Mathematics of Deep Learning: Lecture 1- Introduction and the Universality of Depth 1 Nets Transcribed by Joshua Pfeffer (edited by Asad Lodhia, Elchanan Mossel and Matthew Brennan) # Introduction: A Non-Rigorous Review of Deep Learning For most of today’s lecture, we present a non-rigorous review of deep learnin...
HuggingFaceTB/finemath
Name__________________________________________Date___________________________ Mathematics Problem Solving Volume 3, Number 17, January 12, 1998 www.rhlschool.com Multiply or Divide 1. Ruth eats the same number of peaches every day. She has eaten 120 peaches in the last 30 days. How many peaches does she eat each day?...
HuggingFaceTB/finemath
You are on page 1of 3 # Long Range Plan Math 7 (September- December) Unit General Learning Outcomes & Specific Learning Outcomes September Decimal Operations Develop number sense. 1. Determine and explain why a number is divisible by 2, 3, 4, 5, 6, 8, 9 or 10, and why a number cannot be divided by 0. 2. Demonstrate ...
HuggingFaceTB/finemath
+0 # Circles 0 14 1 +1230 A circle has a radius of $15.$  Let $\overline{AB}$ be a chord of the circle, such that $AB = 5$.  What is the distance between the chord and the center of the circle? Dec 20, 2023 #1 +129690 +1 Ket the center of the  circle =  O Draw a line  from  the center perpendicular to the  chord...
HuggingFaceTB/finemath
Sunday, November 04, 2012 Back-substitution and inverting matricies Matrix triangulation and back-substitution algorithms can be used in combination with gaussian elimination to solve systems of equations or to find the inverse of a matrix. I previously covered gaussian elimination, continuing on we can now solve the...
HuggingFaceTB/finemath
main-content ## Weitere Artikel dieser Ausgabe durch Wischen aufrufen 08.07.2020 | Metallurgical and Materials Transactions 50th Anniversary Collection | Ausgabe 9/2020 Open Access # Advances in Microstructural Understanding of Wrought Aluminum Alloys Zeitschrift: Metallurgical and Materials Transactions A > Ausgab...
open-web-math/open-web-math
# Is the center of gravity in a CAT(0) space contained in the convex hull? In reading Greg Kuperberg's partial answer to this question Convex hull in CAT(0) , I started wondering if the center of gravity is always contained in the closed convex hull. More precisely, given $n+1$ points $x_0,\dots,x_n$ in a CAT(0) spac...
HuggingFaceTB/finemath
# Whether this statement is true or false an_mui 'x - 1' is a factor of a polynomial in the form (x^n - 1) where 'n' is a positive integer. my guess: This statement is always true because (x^n - 1) is a difference of square. When factored even more, (x^n - 1) = (x^n/2 - 1)(x^n/2 + 1). Therefore, (x-1) can be factor ...
HuggingFaceTB/finemath
Maximum speed of a water skier Water skiing is a sport where an individual is pulled behind a boat or a cable ski installation on a body of water, skimming the surface. Consider an idealized case where the boat is moving at a constant velocity $\overrightarrow v_0=\text{const}$ (relative to the water), independently ...
HuggingFaceTB/finemath
Permutations And Combinations Question # If all the words (with or without meaning) having five letters, formed using the letters of the word SMALL and arranged as in a dictionary; then the position of the word SMALL is: 46th 59th 52nd 58th Solution D. 58th Clearly, number of words start with A = 4!/ 2! = 12 Numb...
HuggingFaceTB/finemath
1. ## Solve for A hello, (I+2A)^-1 = [ -1 2 ] [ 4 5 ] not sure how to make a matrix... it's suppose to be a 2 x 2 matrix with row 1 = -1, 2 and row 2 = 4, 5 Thanks! 2. Originally Posted by l flipboi l hello, (I+2A)^-1 = [ -1 2 ] [ 4 5 ] not sure how to make a matrix... it's suppose to be a 2 x 2 matrix with ro...
HuggingFaceTB/finemath
Can the ratio test determine if an infinite series converges or not? In summary, the conversation is discussing the name of the series 1+ (1/2) + (1/3) + (1/4)+...+...+...(1/n), also known as the harmonic series. It is being debated whether this series has a finite sum or not. One person argues that since the numbers ...
HuggingFaceTB/finemath
Test: Linear Equations in One Variable - 2 - Class 10 MCQ # Test: Linear Equations in One Variable - 2 - Class 10 MCQ Test Description ## 15 Questions MCQ Test The Complete SAT Course - Test: Linear Equations in One Variable - 2 Test: Linear Equations in One Variable - 2 for Class 10 2024 is part of The Complete SA...
HuggingFaceTB/finemath
# Chapter 8: Torque and Angular Momentum ## Presentation on theme: "Chapter 8: Torque and Angular Momentum"— Presentation transcript: Chapter 8: Torque and Angular Momentum Rotational Kinetic Energy Rotational Inertia Torque Work Done by a Torque Equilibrium (revisited) Rotational Form of Newton’s 2nd Law Rolling Obj...
HuggingFaceTB/finemath
# Dominate a zero-sum game Consider a zero-sum game with 2 contestants. Each round, each contestant chooses, independently of each other, one of $$\n \ge 2\$$ different choices. Depending on the two chosen choices, one player is awarded an amount from the other player's pot. For example, the following table shows the ...
HuggingFaceTB/finemath
GeeksforGeeks App Open App Browser Continue # Count of ways to form N digit number div by 3 with no adjacent duplicates Given integer N, the task is to count the number of ways( modulo 109 + 7) to create an N digit number from digits 1 to 9 such that adjacent digits are different and the number is divisible by 3. E...
HuggingFaceTB/finemath
An extension of the subject of probability, the Probability distribution is a far more complex application of the fundamental principle, through which you would be able to define figuratively the chance of an event occurring or not. It is also more of a statistical tool, rather than a mathematical one and may safely be...
HuggingFaceTB/finemath
# Equivalent Ratios of 30.2:21.3 Equivalent ratios or equal ratios are two ratios that express the same relationship between numbers as we covered in our tutorial on scaling up ratios. You can use the equivalent ratio calculator to solve ratio and/or proportion problems as required by entering your own ratio to produc...
HuggingFaceTB/finemath
# Displacement Relation In a Progressive Wave The waves of water or waves on a string travel in a particular direction. But, have you ever imagined how is this direction decided? What is the influence of this movement? In order to understand this concept in-depth, it is important to learn about progressive wave and it...
HuggingFaceTB/finemath
### The Math Dude What are the Range and Standard Deviation? 6.SP.4 6.SP.B.4 Box-and-Whisker Plot Explained Bar graph with m&ms! Students sort candy, gather data in a tally chart and create bar graph. Then they answer, write and solve word problems. Thomas' Teachable Moments ### Summarizing Statistics (Bell Curve D...
HuggingFaceTB/finemath
or # Using the principle of mathematical induction , prove that for all n in N, (2n + 7) lt (n +3)^(2). Question from  Class 12  Chapter Principle Of Mathematical Induction Apne doubts clear karein ab Whatsapp par bhi. Try it now. Watch 1000+ concepts & tricky questions explained! 500+ views | 39.4 K+ people like ...
HuggingFaceTB/finemath
## Conversion formula The conversion factor from feet to kilometers is 0.0003048, which means that 1 foot is equal to 0.0003048 kilometers: 1 ft = 0.0003048 km To convert 64 feet into kilometers we have to multiply 64 by the conversion factor in order to get the length amount from feet to kilometers. We can also for...
HuggingFaceTB/finemath
# At midnight in Winnipeg, the temperature was −23°C. During the next 24 hours, the temperature rose 1 Discussion in 'Calculator Requests' started by math_celebrity, Nov 5, 2021. Tags: 1. ### math_celebrityAdministratorStaff Member At midnight in Winnipeg, the temperature was −23°C. During the next 24 hours, the tem...
HuggingFaceTB/finemath
## Wednesday, March 19, 2008 ### Let's Break the Law--Newton's that is. In classical mechanics, Newton's Three Laws are considered inviolate. Well, OK, his first law is really just a special case of his second. No matter, the topic today is the third law, known and loved by all as: For every action there is an equal...
HuggingFaceTB/finemath
Rearrange the polynomial to put it in conventional form. Ar the state in stimulate from greatest to shortest power. You are watching: X^2+36 factor To deal with the equation, aspect the left hand side by grouping. First, left hand side requirements to be rewritten as 2x^2+ax+bx-36. To uncover a and b, set up a device...
HuggingFaceTB/finemath
Enter the static pressure (psi), the friction pressure loss (psi), and the elevation gain or loss (psi) into the calculator to determine the Irrigation Pressure. ## Irrigation Pressure Formula The following formula is used to calculate the Irrigation Pressure. Pirr = SP – FP + EP • Where Pirr is the Irrigation Pres...
HuggingFaceTB/finemath
#### Solution for What is 5 percent of 3: 5 percent *3 = (5:100)*3 = (5*3):100 = 15:100 = 0.15 Now we have: 5 percent of 3 = 0.15 Question: What is 5 percent of 3? Percentage solution with steps: Step 1: Our output value is 3. Step 2: We represent the unknown value with {x}. Step 3: From step 1 above,{3}={100...
HuggingFaceTB/finemath
# Introduction to Number Theory Section 5.1 Introduction to Number Theory 2. When n = 47, the algorithm would check if the numbers 2, 3, 4, 5, and 6 (round down √47 to the nearest integer) are divisors of 47. N one of these integers divide 47, and the algorithm would de termine that 47 is prime and return 0. 3. When...
HuggingFaceTB/finemath
# For $n \ge 1,$ $\displaystyle 2(\sqrt{n}-\sqrt{n-1})\gt\frac{1}{\sqrt{n}}$ ### Source The motivation for this page came from a challenge issued by Steven Strogatz in an October 6, 2015, tweet and one elegant (trigonometric) solution submitted as a response. My students found three ways to show 2[sqrt(n) - sqrt(n-1...
HuggingFaceTB/finemath
Examples Chapter 8 Class 7 Comparing Quantities Serial order wise This video is only available for Teachoo black users Get live Maths 1-on-1 Classs - Class 6 to 12 ### Transcript Example 9 - Chapter 8 Class 7 NCERT Solutions - Comparing Quantities Convert 5/4 to per cent. To convert into percentage, we multiply th...
HuggingFaceTB/finemath
Please read the new rule regarding the restriction on the use of AI tools. It applies starting from round 972. × ### ouster's blog By ouster, history, 6 weeks ago, Here are the three problem that came in ZEPTO SDE, all of them based on someway or the other standard tree/graph ideas. Some of them are recurring hacker...
HuggingFaceTB/finemath
# Odd Power Function is Strictly Increasing/Real Numbers ## Theorem Let $n \in \Z_{> 0}$ be an odd positive integer. Let $f_n: \R \to \R$ be the real function defined as: $\map {f_n} x = x^n$ Then $f_n$ is strictly increasing. ## Proof From the Power Rule for Derivatives: $\map {D_x} {x^n} = n x^{n - 1}$ As $n...
HuggingFaceTB/finemath
# Prove $\min \left\{ x+y:\begin{pmatrix} x \\ y \end{pmatrix} \in M \right\}$ exists Given $$M = \left\{ \begin{pmatrix} x \\ y \end{pmatrix} \in \mathbb{R}^2: x^2+y^2 \leq 1\right\}$$ How can one prove that $$\min \left\{ x+y:\begin{pmatrix} x \\ y \end{pmatrix} \in M \right\}$$ exists and calculate that? I was...
HuggingFaceTB/finemath
💬 👋 We’re always here. Join our Discord to connect with other students 24/7, any time, night or day.Join Here! # Find the derivative of the function. Simplify where possible.$y = \sin^1 (2x + 1)$ ## $y^{\prime}=\frac{1}{\sqrt{1-(2 x+1)^{2}}} \cdot \frac{d}{d x}(2 x+1)=\frac{1}{\sqrt{1-\left(4 x^{2}+4 x+1\right)}} \...
HuggingFaceTB/finemath
## Conversion formula The conversion factor from minutes to weeks is 9.9206349206349E-5, which means that 1 minute is equal to 9.9206349206349E-5 weeks: 1 min = 9.9206349206349E-5 wk To convert 20.7 minutes into weeks we have to multiply 20.7 by the conversion factor in order to get the time amount from minutes to w...
HuggingFaceTB/finemath
# R/sim_mHMM.R In mHMMbayes: Multilevel Hidden Markov Models Using Bayesian Estimation #### Documented in sim_mHMM #' Simulate data using a multilevel hidden Markov model #' #' \code{sim_mHMM} simulates data for multiple subjects, for which the data have #' categorical observations that follow a hidden Markov model (...
open-web-math/open-web-math
× # Help needed! How many four digit numbers containing $$\text{NO}$$ zeros have the property that whenever any one of its four digits is removed, the resulting three-digit number is divisible by $$\large{3}$$ ? Thanks~ Any help appreciated peeps! Note by Anik Mandal 2 years, 2 months ago Sort by: 243? We can e...
HuggingFaceTB/finemath
# Is given Tree a BST or not? You are given a binary tree, you need to determine if the tree is a valid BST or not? For a tree to be a BST, the left child of a node should have a value less than the node’s value and the right child of the node should have a value greater than the node’s value and the property should h...
HuggingFaceTB/finemath
# How to Find the Empirical Formula Author Info Updated: May 13, 2019 If you have been assigned homework where you have to find the empirical formula of a compound, but you have no idea how to get started, never fear! wikiHow is here to help! First, take a look at the basic knowledge you need to have to find the emp...
HuggingFaceTB/finemath
# Problem – Given P=2i-3j, Q=i+j-k, R=3i-k, the vector V, which is orthogonal to P and Q and having unit scalar product with R Problem | Vector Algebra ## Problem – Given P=2i-3j, Q=i+j-k, R=3i-k, the vector V, which is orthogonal to P and Q and having a unit scalar product with R? Solution A unit vector along $\vec...
HuggingFaceTB/finemath
What is the value of y in the following code?x=7;y=0;if(x=6)y=7;else y=1;a.7b.0c.1d.6 C This question is related to TCS Interview • Apr 20th, 2005 Answer for this is : a that is y value is 7. Here assignment statement get executed in if condition which evaluates to true, so 7 will be assigned to y. a tirupathi rao ...
HuggingFaceTB/finemath
Formulas are the most important part of mathematics and as we all know one is the backbone of the latter. Considering there are thousands of mathematical formulas to help people develop analytical approach and solve problems easily — there are some that go beyond. Some formulas aren’t just timesaving but those also do ...
open-web-math/open-web-math
The mean and S.D. of a group of 48 observations are 40 and 8 respectively. If two more observations 60 and 65 are added to the set, find the mean and S.D. of 50 items. - Mathematics and Statistics Sum The mean and S.D. of a group of 48 observations are 40 and 8 respectively. If two more observations 60 and 65 are add...
HuggingFaceTB/finemath
# What Is the Square Root of 135? The positive square root of 135 simplifies to 3 times the square root of 15, or 3 * sqrt(15). When using a calculator, the decimal value representing the square root of 135 is approximately 11.61895003862225. The negative of this value is also a square root of 135. Each positive numb...
HuggingFaceTB/finemath
# 1.7.1.1: Capillarity The capillary forces referred to the fact that surface tension causes liquid to rise or penetrate into area (volume), otherwise it will not be there. It can be shown that the height that the liquid raised in a tube due to the surface tension is $h = \frac{2\sigma\cos(\beta)}{g\Delta\rho r}$ Wher...
HuggingFaceTB/finemath
# Ieor 4600 Mixed-Integer Rounding Inequalities IEOR 4600 Mixed-Integer Rounding Inequalities As the name suggests, mixed-integer rounding inequalities (MIR inequalities for short) arise in the context of mxed-integer programs, that is to say, optimization problems where some of the variables are required to take int...
HuggingFaceTB/finemath
Mathematics # The value of $\int {{x \over {\sqrt {{x^4} + {x^2} + 1} }}dx}$ equals ${1 \over 2}\log \left( {\left( {{x^2} + {1 \over 2}} \right) + \sqrt {{x^4} + {x^2} + 1} } \right) + c$ ##### SOLUTION we  have to evaluate $I =\int\dfrac{x}{\sqrt{x^4+ x^2 +1}}dx$ Let us assume $x^2 = t\Rightarrow 2 x dx=dt\Righta...
open-web-math/open-web-math
# If Selling Price = ₹900. Discount is 20%, Then Find the Marked Price. - Mathematics Sum If selling price = ₹900. Discount is 20%, then find the marked price. #### Solution 20% discount is given on the marked price. Therefore, if marked price is ₹ 100, then selling price is ₹ 80. Let the marked price be ₹ x when ...
HuggingFaceTB/finemath
Solutions by everydaycalculation.com ## Multiply 2/6 with 3/18 This multiplication involving fractions can also be rephrased as "What is 2/6 of 3/18?" 2/6 × 3/18 is 1/18. #### Steps for multiplying fractions 1. Simply multiply the numerators and denominators separately: 2. 2/6 × 3/18 = 2 × 3/6 × 18 = 6/108 3. Afte...
HuggingFaceTB/finemath
# Demonstrating the oscillatory behaviour of a particle ## Homework Statement Given $$\Psi (t) = \frac{1}{\sqrt{2}}\begin{pmatrix} b_{1}exp(\frac{-i(E_{0}+V)t}{\hbar})+b_{2}exp(\frac{-i(E_{0}-V)t}{\hbar})\\ b_{1}exp(\frac{-i(E_{0}+V)t}{\hbar})-b_{2}exp(\frac{-i(E_{0}-V)t}{\hbar}) \end{pmatrix}$$ Set b1= b2 = 1/√2 a...
HuggingFaceTB/finemath
Module 2.  A.C. series and parallel circuits Lesson 6 A.C. SERIES AND PARALLEL CIRCUITS 6.1  A.C. Circuit When an alternating current flows in closed loop or a path, it is called an a.c. circuit. Different elements of an a.c. circuit may be any or in combination of following: 1.      Resistance: An electrical elem...
HuggingFaceTB/finemath
# Thermodynamics Questions for Class 11, NEET and JEE ## Thermodynamics Questions Question 1 Two thermally insulated vessels are filled with equal number of moles of air and connected by short tube with a value. If P, V and T and pressure, volume and temperature of gas in first vessel and 2P, V and T / 2 be pressure,...
HuggingFaceTB/finemath
# How do you solve abs[5-2x] = 41? $x \setminus \in \setminus \left\{- 18 , 23 \setminus\right\}$. $\left\mid 5 - 2 x \right\mid = 41 \setminus \iff 5 - 2 x = 41 \mathmr{and} 5 - 2 x = - 41$. In the first case : $- 2 x = 36 \setminus \iff x = - 18$. In the second case : $- 2 x = - 46 \setminus \iff x = 23$.
HuggingFaceTB/finemath
# Calculate the amount of heat required to convert 20 kg of ice at -4 degrees Celsius to water at 100 degrees Celsius. calculate the amount of heat required to convert 20 kg of ice at -4 degrees Celsius to water at 100 degrees Celsius m = 20 kg. t1 = – 4 ° С. t2 = 0 ° C. t3 = 100 ° C. Cw = 4200 J / kg * ° С. Cl ...
HuggingFaceTB/finemath
# Normal Modes and Normal Frequencies • RicardoMP In summary, According to the homework statement, the frequencies of the normal modes of oscillation for the system must be determined. The differential equations were solved and found that there are four solutions of the form \omega=\pm \sqrt{\frac{-(-4\omega_0^2 -2\ti...
HuggingFaceTB/finemath
## Monday, February 28, 2011 ### Problem Solving: Working Backwards Strategy:  Make a Path Sometimes students must work backwards to solve a problem.  This method also works as an introduction to some algebraic problems in which the starting number is unknown.  This method and the accompanying problem sets were deve...
HuggingFaceTB/finemath