Explain the effect of c on the graph of y = f(x) for the function y = f(cx). 9. explain how the graph of each given function is a transformation of the graph of y = x 2 .
A) Horizontal shift 3 units to the left
B) Horizontal shift 3 units to the right
C) Vertical shift 3 units up
D) Vertical stretch by a factor of 3