SOLUTION: Find f ’(x) if f(x) = 8ln(x) - 7cos(x) + 1 and evaluate f ’(1).(Keep 2 decimal places)

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Question 1016413: Find f ’(x) if
f(x) = 8ln(x) - 7cos(x) + 1
and evaluate f ’(1).(Keep 2 decimal places)
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
For
f(x) = 8ln(x) - 7cos(x) + 1
f'(x) = 8/x + 7sin(x)
f'(1) = 8 + 5.89 = 13.89