Compute the derivative.If f(x) and g(x) are differentiable functions such that f(1) = 3, f'(1) = -6, g(1) = 7, g'(1) = -3, compute the following derivative:
[f(x)g(x)] 
A. 33
B. -39
C. -51
D. 51
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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