Answer: g(x)=4x^2+2. Hope this helps you pass!
Answer:
Your answer is 87.487699
I don't know where those answers are coming from, but I got:
23s - 145
Step-by-step explanation:
Width of the rectangle is x + 3 in
Area = length × width
3x² + 9x = 3x × width
∴ Width = 3x² + 9x/3x = x + 3 in