当前位置: > (1+0.34+0.45)x(0.34+0.45+0.86)-(1+0.34+0.45+0.86)x(0.34+0.45)...
题目
(1+0.34+0.45)x(0.34+0.45+0.86)-(1+0.34+0.45+0.86)x(0.34+0.45)

提问时间:2021-03-23

答案
(1+0.34+0.45)x(0.34+0.45+0.86)-(1+0.34+0.45+0.86)x(0.34+0.45) =(1+0.34+0.45)x(0.34+0.45)+(1+0.34+0.45)x0.86-[(1+0.34+0.45)x(0.34+0.45)+0.86x(0.34+0.45)] =(1+0.34+0.45)x(0.34+0.45)+0.86+(0.34+0.45)x0.86-(1+0.34+0.45)x(0.34+0.45)-0.86x(0.34+0.45) =0.86
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