AP

MATHEMATICS · Single correct · AP · Calculus BC · Parametric, Polar, and Vector-Valued Functions · Parametric, Polar, and Vector-Valued Functions

Problem

If x=asin⁡2θ(1+cos⁡2θ),y=bcos⁡2θ(1−cos⁡2θ)x = a \sin 2\theta(1 + \cos 2\theta), y = b \cos 2\theta(1 - \cos 2\theta), then dydx=\frac{dy}{dx} = (a) btan⁡θa\frac{b \tan \theta}{a} (b) atan⁡θb\frac{a \tan \theta}{b} (c) abtan⁡θ\frac{a}{b \tan \theta} (d) batan⁡θ\frac{b}{a \tan \theta}

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