因式分解:(a-b)m²+(b-a)n²2.a³-6a²-7a 3.(x²+x)²-(x+1)² 4.(x²+x)²-(x+1)² 5.(x²-2)²+x-8
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![因式分解:(a-b)m²+(b-a)n²2.a³-6a²-7a 3.(x²+x)²-(x+1)² 4.(x²+x)²-(x+1)² 5.(x²-2)²+x-8](/uploads/image/z/4317648-24-8.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%9A%EF%BC%88a-b%29m%26%23178%3B%2B%28b-a%29n%26%23178%3B2.a%26%23179%3B-6a%26%23178%3B-7a+3.%28x%26%23178%3B%2Bx%29%26%23178%3B-%28x%2B1%29%26%23178%3B+4.%28x%26%23178%3B%2Bx%29%26%23178%3B-%28x%2B1%29%26%23178%3B+5.%28x%26%23178%3B-2%29%26%23178%3B%2Bx-8)
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因式分解:(a-b)m²+(b-a)n²2.a³-6a²-7a 3.(x²+x)²-(x+1)² 4.(x²+x)²-(x+1)² 5.(x²-2)²+x-8
因式分解:(a-b)m²+(b-a)n²
2.a³-6a²-7a 3.(x²+x)²-(x+1)² 4.(x²+x)²-(x+1)² 5.(x²-2)²+x-8
因式分解:(a-b)m²+(b-a)n²2.a³-6a²-7a 3.(x²+x)²-(x+1)² 4.(x²+x)²-(x+1)² 5.(x²-2)²+x-8
(a-b)(m+n)(m-n)
a(a+1)(a-7)
(x+1)^2(x+1)(X-1)
同三
不会做(如果你愿意的话,等你会了能不能告诉我怎么解的?)