Question

Multiply

(4x - 5)^2
A. 16x2 + 40x+ 25
B. 16x2 - 40x + 25
C. 16x2 - 25
D. 16x2 + 20x+ 25

Answer 1

B

Explanation:

A p e x

Answer 2

B. 16x2 - 40x + 25

Explanation:

(4x - 5)^2

(4x - 5)×(4x - 5) multiply 4x with 4x and -5 then multiply -5 with 4x and -5 as in given order

16x^2 - 20x - 20x + 25 now add the like terms

16x^2 -40x + 25