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5 July, 17:15

Let f (x) = 1/2x^2+4.

The function g (x) is a vertical stretch of f (x) by a factor of 4.

What is the equation of g (x) ?

Enter your answer in the box.

g (x) =

+4
Answers (1)
  1. 5 July, 17:22
    0
    Answer: g (x) = 1/2x^2+8

    The original + 4 is along the y-axis (y-intercept) so you add the 4 onto it since the y-axis is vertically calculated, unlike x that is a horizontal line.
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