a) 3x2 cos x2 cos x3 + 2x sin x3 sin x2
b) 3x2 cos x2 cos x3 – 2x sin x3 sin x2
c) 2x cos x2 cos x3 – 2x sin x3 sin x2
d) 2x cos x2 cos x3 + 3x2 sin x3 sin x2
What is the value of \(\frac{d}{dx}\) (sin x3 cos x2)?
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What is the value of \(\frac{d}{dx}\) (sin x3 cos x2)?
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