Question

In The Function y-1=(4x)^2+7 what effect does the number 4 have on the graph, as compared to the graph of y=x^2

Answer 1

this 4 increases the value of y faster than y=x^2

Answer 2

so it would stretch?

Answer 3

yeah it causes a vertical stretch (the parabola gets skinnier)

Answer 4

Gracias! A Lot.