x(x-y)的二次方-2(y-x)的三次方求因式分解
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x(x-y)²-2(y-x)³
=x(x-y)²+2(x-y)³
=(x-y)²[x+2(x-y)
=(x-y)²(x+2x-2y)
=(x-y)²(3x-2y)
=x(x-y)²+2(x-y)³
=(x-y)²[x+2(x-y)
=(x-y)²(x+2x-2y)
=(x-y)²(3x-2y)
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x(x-y)^2-2(y-x)^3
=x(x-y)^2+2(x-y)^3
=(x-y)^2[x+2(x-y)]
=(x-y)^2(3x-2y)
=x(x-y)^2+2(x-y)^3
=(x-y)^2[x+2(x-y)]
=(x-y)^2(3x-2y)
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