Answer:
A
Step-by-step explanation:
One Solution
F(x)=x(3x+5)
or
f(x)=3x²+5x
Here the domain in general is: -∞<x<∞
But the length of the rectangle cannot be negative, therefore the domain is all real numbers greater than zero.
Option D is correct.
Answer: think it would be 60.9 correct me if I'm wrong
Answer:

Step-by-step explanation:
→ Minus the z² terms

→ Minus the whole numbers

→ Add the z terms
11z