Find the Derivative of the Trigonometric Function $y = \cos 3 x + \sin ^ { 2 } x$

question 31

Multiple Choice

Find the derivative of the trigonometric function. $y = \cos 3 x + \sin ^ { 2 } x$

• A) \(- 3 \sin 3 x + 2 \sin x \cos x\)
• B) \(3 \sin 3 x - 2 \sin x \cos x\)
• C) \(3 \sin 3 x + 2 \sin ^ { 2 } x \cos x\)
• D) \(- \sin 3 x + 2 \sin ^ { 2 } x \cos ^ { 2 } x\)
• E) \(- 3 \sin ^ { 2 } x + \sin ^ { 2 } x \cos ^ { 2 } x\)

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