Multiple Choice
Differentiate.
-cos 2t cos 3t
A) -sin 2t cos 3t - cos 2t sin 3t
B) 2sin 2t cos 3t + 3cos 2t sin 3t
C) -2sin 2t cos 3t - 3cos 2t sin 3t
D) none of these
Correct Answer:
Verified
Correct Answer:
Verified
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