计算:1-3x2y÷9x2y•2y9x=______.-数学

题目简介

计算:1-3x2y÷9x2y•2y9x=______.-数学

题目详情

计算:1-
3x
2y
÷
9x
2y
2y
9x
=______.
题型:填空题难度:偏易来源:不详

答案

1-class="stub"3x
2y
÷class="stub"9x
2y
•class="stub"2y
9x
=1-class="stub"3x
2y
•class="stub"2y
9x
•class="stub"2y
9x
=1-class="stub"2y
27x
=class="stub"27x-2y
27x

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