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台灣大學 · 工商管理學系科技管理組 · 轉學考考古題 · 民國107年(2018年)

107 年度 微積分(C)

台灣大學 · 工商管理學系科技管理組 · 轉學考

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110
limx(3x+9x2x)=?\lim\limits_{x \to \infty} \left(3x + \sqrt{9x^2 - x}\right) = ?
210
(114)(119)(1116)(11n2)=?\left(1 - \frac{1}{4}\right)\left(1 - \frac{1}{9}\right)\left(1 - \frac{1}{16}\right)\cdots\left(1 - \frac{1}{n^2}\right)\cdots = ?
310
Cardioid x=2sinθsin2θx = 2\sin\theta - \sin 2\theta, y=2cosθcos2θy = 2\cos\theta - \cos 2\theta. Find its total length.
410
When x=2sinθsin2θx = 2\sin\theta - \sin 2\theta and y=2cosθcos2θy = 2\cos\theta - \cos 2\theta, determine d2y/dx2d^2y/dx^2 at θ=π/3\theta = \pi/3.
510
Consider y=x/(1+kx)y = x/(1 + kx) which is a family of hyperbolas. Find its orthogonal trajectories.
610
When x3+y3+z33xyz=1x^3 + y^3 + z^3 - 3xyz = 1, derive z/x\partial z/\partial x and z/y\partial z/\partial y.
710
When f(x,y)=2xy12(x4+y4)+1f(x,y) = 2xy - \frac{1}{2}(x^4 + y^4) + 1, find local maxima, local minima, and saddle points.
810
Find the volume determined by x2+y2+z21x^2 + y^2 + z^2 \leq 1 and x2+y2yx^2 + y^2 \leq y.
910
When x2+y2=z2x^2 + y^2 = z^2 and x+2z=4x + 2z = 4, determine the maximum value of zz.
1010
Ω={(x,y)x0,y0,x+y3}\Omega = \{(x,y)|x \geq 0, y \geq 0, x + y \geq 3\}. Find Ωexeydxdy\iint_\Omega e^{-x}e^{-y} dx dy.
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