For the polar curve

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

Problem

For the polar curve r=1+2cos⁡θr=1+2\cos\theta, determine the value of dydx\dfrac{dy}{dx} at θ=π3\theta=\dfrac{\pi}{3}. (a) 3\sqrt{3} (b) 39\displaystyle \frac{\sqrt{3}}{9} (c) −39-\dfrac{\sqrt{3}}{9} (d) −33-\dfrac{\sqrt{3}}{3}

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