Question

(x^3-8)(x^3+8)(x^3-27)(x^3+27)=

Answer 1

(x³-8)(x³+8)(x³-27)(x³+27)=((x³)²-8²)((x³)² -27²)=
=(x⁶ - 64)(x⁶ - 729) = x¹² - 64x⁶ - 729x⁶ + 46656 =
=x¹² - 793x⁶ + 46656