(x-y)2(x-y)3.
题型:解答题难度:一般来源:不详
(x-y)2(x-y)3. |
答案
(x-y)2(x-y)3 =(x-y)2+3 =(x-y)5. |
举一反三
下列运算中,计算正确的是( )A.3x2+2x2=5x4 | B.(-x2)3=-x6 | C.(2x2y)2=2x4y2 | D.(x+y2)2=x2+y4 |
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