
ROGER F. answered 06/28/15
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DR ROGER - TUTOR OF MATH, PHYSICS AND CHEMISTRY
We differentiate the terms separately: derivative of sin(x) = cos(x) and derivative of ln(2x) can be done using the chain rule: deriv = 1/2x * (2) = 1/x
ANSWER = COS(X) - 1/X

ROGER F.
06/28/15