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Derivatives and Trig Identities

Calculus Level 2

Let $y = \sin^2(x)$ . Find $\dfrac{d^2y}{dx^2}$ .

\displaystyle 2\cos(2x)

\displaystyle \sin(2x)

\displaystyle 2\sin(2x)

\displaystyle \cos(2x)

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by Ian Watson-Hemphill

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