Answer:
it's A because it's not B or C
Answer: f(5) = 43
Step-by-step explanation:
Answer to this problem is D
Answer:
The length side of the original square banner was 9 ft
Step-by-step explanation:
Let
x-----> the length side of the original square banner
we know that
The new area of the banner is equal to

Solve for x

Solve the quadratic equation by graphing
The solution is x=9 ft
see the attached figure