分解因式(x^2-10)(x^2+5)+54

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分解因式(x^2-10)(x^2+5)+54分解因式(x^2-10)(x^2+5)+54分解因式(x^2-10)(x^2+5)+54(x2-10)(x2+5)+54=x4-5x2-50+54=x4-5

分解因式(x^2-10)(x^2+5)+54
分解因式
(x^2-10)(x^2+5)+54

分解因式(x^2-10)(x^2+5)+54
(x2-10)(x2+5)+54
=x4-5x2-50+54
=x4-5x2+4
=(x2-1)(x2-4)
=(x+1)(x-1)(x+2)(x-2)