作者chingyes (axsazxc)
看板trans_math
标题[积分] 旋转体表面积
时间Thu Dec 11 17:08:23 2008
find the volume of the solid formed by revolving region bounded by
1 3
y=---x +1 y=1 ,and x=1 about the y-axis
4
小弟只会2条的
请问出现第3条该该怎办
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