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-2.14x35.3+4.28x(-23.2)-1.07x36.6
题目详情
-2.14x35.3+4.28x(-23.2)-1.07x36.6
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答案和解析
=-2.14×35.3-2.14×2×23.2-1.07×2×18.3
=-2.14×35.3-2.14×46.4-2.14×18.3
=-2.14×(35.3+46.4+18.3)
=2.14×100
=-214
=-2.14×35.3-2.14×46.4-2.14×18.3
=-2.14×(35.3+46.4+18.3)
=2.14×100
=-214
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