Question

Consider the following functions.f(x) = x + 4 and g(x) = x - 7Step 3 of 4: Find (f)(x). Simplify your answer..Answerf.8)(x) =

Answer 1

Given

`f\mleft(x\mright)=x+4\text{ }and\text{ }g\left(x\right)=x-7`

Step-by-step explanation

`\begin{gathered} (f.g)\mleft(x\mright)=(x+4)(x-7) \\ =x^2+4x-7x-28 \\ =x^2-3x-28 \end{gathered}`

Answer:

`x^2-3x-28`