Question

What will be the new function rule for g(x) if it is a Vertical Stretch by a factor of 3 of f(x)=x^3+4

Answer 1

`g(x)=3x^3+12`

Explanation:

To stretch f(x) by 3, you have the new function of the form
`g(x)=3f(x)`. Plugging in for f(x) gives
`g(x)=3(x^3+4)=3x^3+12`