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8
volunteer
Now what's up? OK, actually, let me do this. Think about this. What's um
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volunteer
here
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student
Yeah
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volunteer
I'm trying to get my stylist back. This is.
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student
uh
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volunteer
this is a little hard. OK, what's um
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student
is it
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volunteer
let's do it this way. I wish I could
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volunteer
Let's just
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volunteer
Yes
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student
is it basically become 182, because when I need 2 times off, I knew it.
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volunteer
Yeah, because X to the zeros, they go to the 1, right? 2 to the 0 is equal to 13 of the zero secrets, so it's 182, right?
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volunteer
OK, so this
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volunteer
so now we got the derivative.
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student
OK. Since we have this, we can do the one.
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volunteer
Yeah.
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student
You can finally do the formula. Finally,
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volunteer
There's 12
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volunteer
There's 12 go X^2.
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volunteer
Anyway, you can do the quadratic formula, but
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volunteer
it might be easier if you factor out a 12.
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volunteer
This 12 times 10. It's not, no it doesn't. No.
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volunteer
You're just gonna have to do the quad, you can do the quadratic formula and find the zeros here.
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student
What's the difference for X_1 and X sub 2.
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student
like
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student
how
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student
it's basically the same deep plug and the same things. How do they get like different answers to have.
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student
Let me see.
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volunteer
I don't know X of one. I, I don't know what you're talking about. You mean to the power.
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student
No, it's up in
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student
it's, yeah
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student
It's, there's a in the solution, I know, for the solution of huge choratic formula to determine the x guardian of the of the of the each turning point and then uh above the substitution for saltfur white, there is 4.12 and 1.21.
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student
So that's what we're trying to find.
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volunteer
Well, OK, we're trying to find the zeros of this derivative, right?
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volunteer
And what's the
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volunteer
what we
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student
Oh, it's, it's just the same thing, but they, ah yes, the evil twin analogy where you just change this, oh, OK, you just did that, but you changed the signs, OK. Let's do this. OK, what is RB equal to. value?
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student
-108 + minus
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volunteer
No, wait, wait a minute, what is um what is B equal to?
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student
So
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volunteer
Is it negative or positive?
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student
Z
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volunteer
Yeah, what's B
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student
B is negative. RB from the ABC, B is -108, so it will basically become like positive.
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volunteer
OK
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volunteer
Yeah
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student
I, yeah, from negative multiplied by riety of negative is positive. Is there say the positive and positive trans negative is positive. Uh,
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student
OK.
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volunteer
Yeah, I'm just looking at the uh
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student
That's it. I'm gonna write the formula first.
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volunteer
right, so it should be it's negative B, so it should be 108, not -108.
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volunteer
Negative B plus or minus.
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student
Yeah, wait, negative B plus one. I'm gonna write the form that I want B square minus 4AC over
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volunteer
Yeah, 2A.
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student
2 weeks34C.
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student
like
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student
like
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student
Oh my God
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volunteer
I think the whole thing's over 2A, not just the uh
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volunteer
square root, right
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student
I, I can't. OK. I give up
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student
I just remembered that, uh, the plus minus thing because I think of it kind of like an evil twin where it has two answers. Now, it will be plus the square root and plus the minus RB is 1-1, 0 my God, I.
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volunteer
Yeah, those are big numbers.
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student
That's it. I'm, I'm, I'm using, I'm using this. I'm using the system.
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volunteer
Yeah, 108 2 minus 4AC.
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student
for
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student
Yeah.
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volunteer
What's a, so B, B is 10 at minus 108, right? What's A equal to? What's A?
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student
It is 12.
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volunteer
12, and what's C?
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student
C is 182.
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volunteer
182, right.
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student
I had an advanced, like, like
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student
we had this in our Junior year. I kinda took uh kind of took a kind of loaded on my AP last year's for for this.
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[ { "pii_type": "GRADE_LEVEL", "surrogate": "Junior", "start": 19, "end": 25 } ]
student
um
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student
and
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volunteer
Yeah, these are big numbers
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student
for
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student
On I only got one.
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student
of over
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volunteer
I know what the answers are.
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student
He
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student
well
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student
4580
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student
I want this right.
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student
Uh, 2 x 12 is 34.
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student
I can write down here.
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student
OK, that's it. I'm using this as a cycle
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student
So
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volunteer
I remember 108 gets divided by 24/2, right?
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student
yeah
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student
Yeah
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volunteer
The whole, the whole plant, I can't.
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volunteer
All right.
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student
Yeah, the whole thing is divided by 24. OK, so negative 108 squad.
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student
is
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volunteer
Yeah, it's so they
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volunteer
use
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student
11,000. 0 my God, I'm gonna do it straight -4, 12, and z is negative20. 0 my god, 20,000, 2,000,400. Can you confirm this for me, please?
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student
I am having a psycho. If you have a additional calculator, can you check it for me please?
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