Question

simplify (x+2)^3 + (x-2)^3

Answer 1

(x+2)^3 + (x-2)^3
=x^3+2^3+x^3-2^3
=2x^3

Answer 2

Its identity match from (a+b) ³=a³+b³+3ab(a+b)

X³+8+6x(x+2)+x³-8-6x(x-2)

X³+8+6x²+12x+x³-8-6x²+12x




I hope this will hep u
BY. DEVANSH