Differential Calculus (id: 3cfd5cc3c)

本题目来源于试卷: Differential Calculus，类别为 IB数学

[填空题]
Consider the ellipse defingt5 -b7d bs8d.rep -tijv;: cie26 ufted by tfz+/u9z a s,ag g: t kdygiwxoq+h384,he equation $x^2+3y^2=12$ .
1. Find the equation of the normal to the ellipse at the point $\mathrm{P}(3,1)$ .y =   
2. Find the volume of the solid formed when the region bounded by the ellipse, the x -axis for $x\ge 0$ and the y -axis for $y\ge 0$ is rotated through $2\pi$ about the y -axis.   

参考答案:
空格1: x-2  空格2: 50.27±2% 


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