(x^2-4x-3)(x^2+6x+8)+24

2024-11-06 13:41:38
推荐回答(1个)
回答1:

(x^2-4x-3)(x^2+6x+8)+24
= x^4 + 6x^3 + 8x^2 - 4x^3 - 24x^2 - 32x - 3x^2 - 18x - 24 +24
= x^4 + 2x^3 - 19x^2 - 50