Question

How do you graph `y=5sqrt(x-3)`?

Answer 1

If and only if `x>=3`

Explanation:

If x is 3, `y=0`

If x is 4, `y=5`

If x is 5, `y=7.07`

etc. The function is not defined if x is less than 3.

graph{5(sqrt(x-3)) [-1.5, 18.5, -1.08, 8.92]}