Update index.html

index.html

@@ -17,7 +17,7 @@
 <script>
 var slider = document.getElementById("myRange");
 var output = document.getElementById("demo");
-output.innerHTML = slider.value;
+output.innerHTML = Math.sqrt(slider.value);
 
 slider.oninput = function() {
   output.innerHTML = Math.sqrt(this.value) ;