Answer:
66
Step-by-step explanation:
multiply everything together
Answer:
13
Step-by-step explanation:
Replace the variable x with -2 in the expression.
f (-2) = -3 x -2 -2
Simplify (-3 x -2 -2) + 9
Multiply -3 by -2
6 - 2 + 9
Subtract 2 from 6
4 + 9
add 4 and 9
13.
The answer for your questions is 125%
Just combine like terms: (f+g)(x)=x^2+6x+30