Let . Determine…

MATHEMATICS · Single correct · AP · Calculus AB · Differentiation: Definition and Fundamental Properties · Differentiation: Definition and Fundamental Properties

Problem

Let f(x)=x2cos⁡xf(x)=x^{2}\cos x. Determine f′(π2)f'\big(\dfrac{\pi}{2}\big). (a) 00 (b) −π24-\dfrac{\pi^{2}}{4} (c) −π2-\dfrac{\pi}{2} (d) π24\dfrac{\pi^{2}}{4}

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