Using the derivative of f(x) given below, determine the intervals on which f(x) is increasing or decreasing.f'(x) = (3 - x)(5 - x)
A. Decreasing on (-?, 3); increasing on (5, ?)
B. Decreasing on (-?, 3) ? (5, ?); increasing on (3, 5)
C. Decreasing on (-?, -3) ? (-5, ?); increasing on (-3, -5)
D. Decreasing on (3, 5); increasing on (-?, 3) ? (5, ?)
Answer: D
Mathematics
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