急求,(x-y)的立方与(y-x)的平方的乘积?
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(x-y)^3(y-x)^2=(x-y)^3(x-y)^2=(x-y)^5 其中要注意(y-x)^2=(x-y)^2,4,(x-y)^3 *(y-x)^2
=(x-y)^3 *(x-y)^2
=(x-y)^(3+2)
=(x-y)^5,2,(x-y)³*(y-x)²
=(x-y)³*(x-y)²
=(x-y)的5次.,2,(X-Y)^3(Y-X)^2 (注:^2表示2次方,类推)
=(x-y)^3(x-y)^2
= =x^5-5x^4y+5xy^4-y^5,2,结果:(x-y)五次方 “(y-x)平方等于(x-y)平方”,0,急求,(x-y)的立方与(y-x)的平方的乘积
要过程,谢谢
=(x-y)^3 *(x-y)^2
=(x-y)^(3+2)
=(x-y)^5,2,(x-y)³*(y-x)²
=(x-y)³*(x-y)²
=(x-y)的5次.,2,(X-Y)^3(Y-X)^2 (注:^2表示2次方,类推)
=(x-y)^3(x-y)^2
= =x^5-5x^4y+5xy^4-y^5,2,结果:(x-y)五次方 “(y-x)平方等于(x-y)平方”,0,急求,(x-y)的立方与(y-x)的平方的乘积
要过程,谢谢
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