-2.14x35.3+4.28x(-23.2)-1.07x36.6

anubisv2022-10-04 11:39:541条回答

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小小一朵太阳花共回答了16个问题 | 采纳率93.8%: -2.14x35.3+4.28x(-23.2)-1.07x36.6
=-1.07x70.6+1.07x(-92.8)-1.07x36.6
=1.07x(70.6+92.8+36.6)
=1.07x200
=214; 1年前

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-2.14x35.3+4.28x(-23.2)-1.07x36.6 678733961年前1: 2500 共回答了20个问题 | 采纳率85%

=-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

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