Question

How do i do this problem.

Answer 1

`g(5x)=75x^2\text{ + 5}`

Explanation:

Given information

`g(x)=3x^2\text{ + 5}`

Find g(5x)?

Step 1: make x = 5x

`\begin{gathered} g(x)=3x^2\text{ + 5} \\ g(5x)=3(5x)^2\text{ + 5} \\ g(5x)=3(25x^2)+5^{} \\ g(5x)=75x^2\text{ + 5} \end{gathered}`