下列计算正确的是( )
A.a6÷a3=a2 | B.a3•a3=a9 | C.a2+a2=2a2 | D.(a3)3=a6 |
更新时间:2021-09-23 09:28:02
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A.a6÷a3=a2 | B.a3•a3=a9 | C.a2+a2=2a2 | D.(a3)3=a6 |