微积分数学题,求体积.find the volume of the solid whose base is the region bounded by y=x^4,y=1,and the y-axis and whose cross-sections perpendicular to the y-axis are equilateral triangles.volume=?

微积分数学题,求体积find the volume of the solid whose base is the region bounded by y=x^4,y=1,and the y-axis and whose cross-sections perpendicular to the x-axis are semicircles.volume=? 微积分数学题,求体积.find the volume of the solid whose base is the region bounded by y=x^4,y=1,and the y-axis and whose cross-sections perpendicular to the y-axis are equilateral triangles.volume=? 微积分高等数学题 求极限 数学微积分中的积分 求旋转的体积 只要答案即可 Find the volume of the solid obtained by rotating the region bounded by y=x^2,y=0,x=5,and about the y-axis.求绕y轴旋转后的体积.Find the volume of the solid formed by rotatin 求微积分题高等数学题求过程 微积分数学题/> 数学题微积分 微积分数学题 微积分题 高等数学题求极限 一道数学题,用到初级微积分A right circular cylinder is inscribed in a sphere of radius r.Find the lagest possible surface area of such a cylinder. 微积分：求极限Find the limit.lim x→ 无穷大（e^−7x cos x） 高数微积分求体积Let R be the region {(x,y): 0 高数微积分体积Vy怎么求 数学微积分求体积题目如图 f(x)=2cosx 求这个题目的微积分原体是怎么写的：Find the derivativesf(x)=2cosx 简单的微积分数学题一道求曲线周长,如图, 求一道微积分的数学题百度空间相册有题 Alevel微积分数学题请求老师同学解答/1,Find the general solution of the equationdy/dx=tanxcotydy/dx=y(y-1)/x (1,2)dy/dx=cotxcoty (30度,0)2,Obtain the general solution of the differential equationydytan2x/dx=1-y^23,Find the