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-- Mathematics - Section B2
Numbers, Quantification and Numerical Applications
If $y=log_3 (log_3x), $ then $\frac{dy}{dx}=$
$\frac{1}{xlog3x}$
$\frac{1}{x(xlog3+logx)}$
$\frac{logx}{xlog3}$
$\frac{1}{xlogx\, log 3}$