因式分解:(1)(a+b)²+a+b+1/4 (2)6(x-y)²+3(y-x)³
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![因式分解:(1)(a+b)²+a+b+1/4 (2)6(x-y)²+3(y-x)³](/uploads/image/z/744934-22-4.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%9A%EF%BC%881%EF%BC%89%EF%BC%88a%2Bb%29%26%23178%3B%2Ba%2Bb%2B1%2F4+%EF%BC%882%EF%BC%896%EF%BC%88x-y%29%26%23178%3B%2B3%EF%BC%88y-x%29%26%23179%3B)
因式分解:(1)(a+b)²+a+b+1/4 (2)6(x-y)²+3(y-x)³
因式分解:(1)(a+b)²+a+b+1/4 (2)6(x-y)²+3(y-x)³
因式分解:(1)(a+b)²+a+b+1/4 (2)6(x-y)²+3(y-x)³
(a+b)²+a+b+1/4
=(a+b+1/2)的平方
(2)6(x-y)²+3(y-x)³
=3(x-y)²(2x-2y-x+y)
=2(x-y)(x-y)
=2(x-y)³