(-2)2×(-3)=______,-(-2)+(-5)=______.-数学

题目简介

(-2)2×(-3)=______,-(-2)+(-5)=______.-数学

题目详情

(-2)2×(-3)=______,-(-2)+(-5)=______.
题型:填空题难度:中档来源:不详

答案

(-2)2×(-3)=4×(-3)=-12;
-(-2)+(-5)=2-5=-3.

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