SOLUTION: if f(x)=3x+2 and g(x)=x^2-x, find each value. 1.f(4) 2.f(-2)

Algebra ->  Functions -> SOLUTION: if f(x)=3x+2 and g(x)=x^2-x, find each value. 1.f(4) 2.f(-2)       Log On


   

Question 1097033: if f(x)=3x+2 and g(x)=x^2-x, find each value.
1.f(4)
2.f(-2)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Substitute for x.
I'll do one, you do the other.
f%28x%29=3x%2B2
f%284%29=3%284%29%2B2=12%2B2=14
Do the same for x=-2.