1.

If \[y={{(\tan x)}^{\cot x}}\], then \[\frac{dy}{dx}\backslash \]=                                [AISSE 1985]

A.            \[y\cos \text{e}{{\text{c}}^{2}}x(1-\log \tan x)\]
B.            \[y\,\text{cos}\text{e}{{\text{c}}^{2}}x(1+\log \tan x)\]
C.            \[y\cos \text{e}{{\text{c}}^{2}}x(\log \tan x)\]
D.            None of these
Answer» B.            \[y\,\text{cos}\text{e}{{\text{c}}^{2}}x(1+\log \tan x)\]


Discussion

No Comment Found

Related MCQs