作业帮(38+1/36)x1/37的简便计算
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(38+1/36)x1/37的简便计算
(38+1/36)x1/37的简便计算
(38+1/36)x1/37的简便计算
(38+1/36)x1/37
=[(37+1)+1/(37-1)]*/37
=[(37+1)(37-1)+1]/36*1/37
=(37^2-1+1)/36*1/37
=37^2/36*1/37
37/36
（1+37+1/36）*1/37=（37+37/36）*1/37=1+1/36=37/36