设宽是xcm,则长是x+1,高是x-1
(x+1)*(x-1)*x=990
x=10
所以长宽高是11cm,10cm,9cm
长方体体积990立方厘米,有趣的是,长宽高依次相差1CM,求长宽高
长方体体积990立方厘米,有趣的是,长宽高依次相差1CM,求长宽高
数学人气:264 ℃时间:2019-10-02 09:07:07
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