(1):25X²-(X²+6)²=?(2):X^3-xy²+x²y-x²z 因式分解
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![(1):25X²-(X²+6)²=?(2):X^3-xy²+x²y-x²z 因式分解](/uploads/image/z/1644576-24-6.jpg?t=%281%29%3A25X%26%23178%3B-%28X%26%23178%3B%2B6%29%26%23178%3B%3D%3F%282%29%3AX%5E3-xy%26%23178%3B%2Bx%26%23178%3By-x%26%23178%3Bz+%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3)
(1):25X²-(X²+6)²=?(2):X^3-xy²+x²y-x²z 因式分解
(1):25X²-(X²+6)²=?(2):X^3-xy²+x²y-x²z 因式分解
(1):25X²-(X²+6)²=?(2):X^3-xy²+x²y-x²z 因式分解
1、(5x)²-(x²+6)²
=(5x+x²+6)(5x-x²-6)
=-(x²+5x+6)(x²-5x+6)
=-(x+2)(x+3)(x-2)(x-3)
2、x³-xy²+x²y-x²z
=x(x²-y²+xy-xz)
(1):25X²-(X²+6)²=(5X+X²+6)(5X-X²-6)
=-(X+6)(X-1)(X-2)(X-3)
(2):X^3-xy²+x²y-x²z
=x(x²-y²+xy-xz)