How do you find the derivative of f(x) = log_x 2f(x)=logx2?
1 Answer
Apr 24, 2016
Change the base:
Explanation:
I think maybe the quotient rule is clearest rather than rewriting any more.
= -ln2/(x(lnx)^2)
If wished, we can rewrite again:
= -(ln2)/lnx 1/(xlnx)
= -log_x 2/(xlnx)