MCQ
જો $y = {\log _{\cos x}}\sin x$, તો ${{dy} \over {dx}}= . . . .$
- ✓${{\cot x\log \cos x + \tan x\log \sin x} \over {{{(\log \cos x)}^2}}}$
- B${{\tan x\log \cos x + \cot x\log \sin x} \over {{{(\log \cos x)}^2}}}$
- C${{\cot x\log \cos x + \tan x\log \sin x} \over {{{(\log \sin x)}^2}}}$
- Dએક પણ નહીં