Question

Find f(c+2) and use f(x) = -4x + 9 for evaluating functions

Answer 1

We have

$f(x)=-4x+9$

For f(c+2) means x=c+2

$f(c+2)=-4(c+2)+9$

Then we will simplify

$\begin{gathered} f(c+2)=-4c-8+9 \\ f(c+2)=-4c+1 \end{gathered}$

ANSWER

f(c+2)=-4c+1