51.0k views
4 votes
F(x) = x2 – 25 and g(x) = x + 5Step 3 of 4: Find (f. g)(x). Simplify your answer.Answer(f.8)(x) =

F(x) = x2 – 25 and g(x) = x + 5Step 3 of 4: Find (f. g)(x). Simplify your answer.Answer-example-1
User Nam Vo
by
5.2k points

1 Answer

4 votes

Given the functions:


\begin{gathered} f(x)=x^2-25 \\ g(x)=x+5 \end{gathered}

Find the product of f.g:


(f\cdot g)(x)=(x^2-25)\cdot(x+5)

Multiply both polynomials term by term:


(f\cdot g)(x)=x^3+5x^2-25x-125

The expression above cannot be simplified, thus it's the final answer.

User Braunbaer
by
5.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.