计算:(x-2y)²×(2y-x)³
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计算:(x-2y)²×(2y-x)³
计算:(x-2y)²×(2y-x)³
计算:(x-2y)²×(2y-x)³
=(y-2x)⁵
(x-2y)²×(2y-x)³
=(x-2y)2*(2y-x)2*(2y-x)
=(x-2y)2*(x-2y)2*-(x-2y)
=-(x-2y)5
因为不知次方怎么打,请谅解...
(x-2y)²×(2y-x)³
=(x-2y)²×(2y-x)²×(2y-x)
=(x-2y)²×(x-2y)²×(2y-x)
=(x-2y)四次方×(2y-x)