No words can explain where i am at on this problem

find f'(x)

a) f(x) = log(1/2) x

the 1/2 is subscript

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- Nov 4th 2008, 05:21 PMtheflyingcowFind
No words can explain where i am at on this problem

find f'(x)

a) f(x) = log(1/2) x

the 1/2 is subscript - Nov 4th 2008, 05:40 PMaznmaven
Consider that the function you have is simply Log[x]/Log[1/2] = -Log[x]/Log[2], where the logs here are in base e.... then differentiate normally since -1/Log[2] is just a constant! Should get -1/Log[2] * 1/x

- Nov 4th 2008, 05:45 PMtheflyingcow
i thought you could not have log in your answer