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RolyPolyBest ResponseYou've already chosen the best response.1
f(x) = 3 sin x + ln(4x) f'(x) = d/dx (3 sin x) + d/dx (ln(4x)) d/dx sinx = cosx d/dx lnx = 1/x Can you do it now?
 one year ago

RolyPolyBest ResponseYou've already chosen the best response.1
d/dx ln(ax) = (1/ax) (a) = ...
 one year ago

erfan1234567Best ResponseYou've already chosen the best response.0
3cosx+1/x right??
 one year ago

RolyPolyBest ResponseYou've already chosen the best response.1
I meant it is correct.
 one year ago
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