(2+012+0.23+0.34)x5-3x(012+023+0.34+1)+-2x(012+0.23+0.34)=
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(2012+0.23+0.34)x5-3x(2012+0.23+0.34+1)-2x(2012+0.23+0.34)=2012×(5-3-2)+(0.23+0.34)×(5-3-2)-3×1=-3
咨询记录 · 回答于2023-03-25
(2+012+0.23+0.34)x5-3x(012+023+0.34+1)+-2x(012+0.23+0.34)=
亲~,您把原题拍照给老师吧
这样老师回答才更准确
(2012+0.23+0.34)x5-3x(2012+0.23+0.34+1)-2x(2012+0.23+0.34)=2012×(5-3-2)+(0.23+0.34)×(5-3-2)-3×1=-3
亲~,根据您的题目,最后计算结果为-3