数学(x-y)^5*(y-x)^3*(x-y)^2谢谢 还有步骤!
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数学(x-y)^5*(y-x)^3*(x-y)^2谢谢 还有步骤!
数学(x-y)^5*(y-x)^3*(x-y)^2
谢谢 还有步骤!
数学(x-y)^5*(y-x)^3*(x-y)^2谢谢 还有步骤!
(x-y)^5*(y-x)^3*(x-y)^2
=-(x-y)^5*(x-y)^3*(x-y)^2
=-(x-y)^(5+3+2)
=-(x-y)^10
数学(x-y)^5*(y-x)^3*(x-y)^2谢谢 还有步骤!
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