meili 发表于 2022-10-27 15:55:45

单项式-2abamp;sup2;的次数是_____A.1B.-2C.2D.3

<p>问题:单项式-2abamp;sup2;的次数是_____A.1B.-2C.2D.3
<p>答案:↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">李俊盛的回答:<div class="content-b">网友采纳  3
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