3xy2z3的精選

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單項式-3xy2z3的係數是(   ) A.-1                               ...

單項式-3xy2z3的係數是(   ) A.-1                               ...

2021-05-10
問題詳情:單項式-3xy2z3的係數是(   ) A.-1                                    B.5  C.6                                      D.-3【...