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Differentiation of trigonometric functions and differentiation rules — Question 106

Original QCE Vault practice · 1 mark

Q106 · Practice questionTechnology-freeSimple familiar1 mark

QUESTION 106

For y=sin⁡2(2x)y=\sin^2(2x), determine dydx\dfrac{dy}{dx} at x=π8x=\dfrac{\pi}{8}.
(A)
11
(B)
22
(C)
2\sqrt2
(D)
44
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