Question

Let f(x) = 6x + 1 and g(x) = -2x - 5. Compute (g*f)(x)?

Answer 1

`gf(x)=-12x-7`

Explanation:

With composite functions, we work from the inside out. So for `gf(x)`, we do `f(x)`, then we `"g"` it.

#f(x)=6x+1

Sub this into `g(x)`:

`gf(x)=-2(6x+1)-5`

`=-12x-2-5`

`=-12x-7`