Question

15. Factorize the expression (x + 2)3 + (x - 2)3​

Answer 1

Answer:

Answer is 6x

Explanation:

Steps

(x+2)· 3+(x−2)· 3

=3(x+2)+3(x−2)

Expand 3(x+2):    3x+6

=3x+6+(x−2)· 3

Expand 3(x−2):    3x−6

=3x+6+3x−6

Simplify 3x+6+3x−6

=  6x