Question

(x^8-2)(x^4-1)-x^12+2x^4​

Answer 1

$(x^8-2)(x^4-1)-x^1^2+2x^4=x^1^2-x^8-2x^4+2-x^1^2+2x^4=-x^8+2$

Answer 2

Объяснение:

$(x {}^{8} - 2)(x {}^{4} - 1) - x {}^{12} + 2x {}^{4} =x^{12}-x^{8}-2x^{4}+2-x^{12}+2x^{4} =-x^{8}-2x^{4}+2+2x^{4} =-x^{8}+2$