Question

PLEASE HELP ASAP WORTH 100 POINTS!!!!!!!

Answer 1

`f(x)=-2(x+2)(x-4)`

Explanation:

In factored form,
`f(x)=a(x+2)(x-4)`.

To solve for
`a`, use the point
`(-1,10)`.

`10=a(-1+2)(-1-4) \implies a=-2 \\ \\ \therefore f(x)=-2(x+2)(x-4)`