(X+2)(x+3)(x-5)(x-6)+16因式分解
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(X+2)(x+3)(x-5)(x-6)+16因式分解展开是(x^2-3x-14)^2(x+2)(x+3)(x-5)(x-6)+16=[(x+2)(x-5)][(x+3)(x-6)]+16=(x^2-3x-10)(x^2-3x-18)+16=(x^2-3x-10)^2-8(x^2-3x-10)+16=(x^2-3x-10-4)^2=(x^2-3x-14)^2
咨询记录 · 回答于2022-08-15
(X+2)(x+3)(x-5)(x-6)+16因式分解
(X+2)(x+3)(x-5)(x-6)+16因式分解展开是(x^2-3x-14)^2(x+2)(x+3)(x-5)(x-6)+16=[(x+2)(x-5)][(x+3)(x-6)]+16=(x^2-3x-10)(x^2-3x-18)+16=(x^2-3x-10)^2-8(x^2-3x-10)+16=(x^2-3x-10-4)^2=(x^2-3x-14)^2
[(x+2)(x-5)][(x+3)(x-6)]+16=(x²-3x-10)(x²-3x-18)+16