Question

How do you graph `y=2sqrtx` and compare it to the parent graph?

Answer 1

`y` is the standard graph of `sqrtx` scaled by 2.

Explanation:

The graphs below show the standard `sqrtx` (lower) and the graph of `y` being `sqrtx` scaled by 2.

graph{(y-2sqrtx)*(y-sqrtx)=0 [-1, 5, -1, 5]}