SOLUTION: I need help finding the product and the sum and difference of these two functions f(x)=x-6 g(x)=4x-4 I am asked to write a expression for (g*f)(x) and (g-f)(x) and evaluate (g+f)(4

Algebra ->  Functions -> SOLUTION: I need help finding the product and the sum and difference of these two functions f(x)=x-6 g(x)=4x-4 I am asked to write a expression for (g*f)(x) and (g-f)(x) and evaluate (g+f)(4      Log On


   

Question 1093100: I need help finding the product and the sum and difference of these two functions f(x)=x-6 g(x)=4x-4 I am asked to write a expression for (g*f)(x) and (g-f)(x) and evaluate (g+f)(4) can someone please help me and explain how to do this so I understand?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
%28g%2Af%29%28x%29=g%28x%29%2Af%28x%29
and
%28g-f%29%28x%29=g%28x%29-f%28x%29

Just substitute and simplify.