x^4-16 x²-11x+ 因式分解 1.x^4-162.x²-11x+ 10
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x^4-16 x²-11x+ 因式分解 1.x^4-162.x²-11x+ 10
x^4-16 x²-11x+ 因式分解
1.x^4-16
2.x²-11x+ 10
x^4-16 x²-11x+ 因式分解 1.x^4-162.x²-11x+ 10
1.x^4-16
=(x²-4)(x²+4)
=(x-2)(x+2)(x²+4)
2.x²-11x+ 10
=(x-10)(x-1)
x^4-16 x²-11x+ 因式分解 1.x^4-162.x²-11x+ 10
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