1.Center of mass of the homogeneous solid bounded above by z=12-2x2-2y2 and below byz=x2+y2
2.Volume of the solid within the sphere x2+y2+z2=16，outside the cone z=(x2+y2 )開根號， and above the xy-plane
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[問題]解題~~~這是要怎麼做??
由 訪客 於 星期日 十一月 13, 2011 4:56 pm