Question

Select the expression that is equivalent to (m2-16)

A
(m-4)2

B
(m+4)(m-4)

C
(m2+8m+16)

D
(m2-8m+16)

Answer 1

B because we’re looking at factoring perfect squares and the the square root of m^2 or 1^2 is 1 and that of 16 is 4