Question

9. If the area of a square is given by the polynomial 4x2 – 36x + 81, then which of the

following expressions represents the length of one side of the square?
A 2x -9
B
2x + 9
C 4x - 18
D 4x + 18

Answer 1

If the area of a square is given by the polynomial 4x2 – 36x + 81, then which of the

following expressions represents the length of one side of the square?

A 2x -9

B

2x + 9

C 4x - 18

D 4x + 18

Explanation:

answer 4x+18