\[\int_{{}}^{{}}{{{\{1+2\tan x(\tan x+\sec x)\}}^{1/2}}dx=}\] [Roorkee 1987]

\[\log {{(\sec x+\tan x)}^{1/2}}+c\]

\[\log \sec x(\sec x+\tan x)+c\]

\[\int_{{}}^{{}}{{{\{1+2\tan x(\tan x+\sec x)\}}^{1/2}}dx=}\] [Roorkee

1.	\[\int_{{}}^{{}}{{{\{1+2\tan x(\tan x+\sec x)\}}^{1/2}}dx=}\] [Roorkee 1987]
A.	\[\log (\sec x+\tan x)+c\]
B.	\[\log {{(\sec x+\tan x)}^{1/2}}+c\]
C.	\[\log \sec x(\sec x+\tan x)+c\]
D.	None of these
Answer» D. None of these

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\[\int_{{}}^{{}}{{{\{1+2\tan x(\tan x+\sec x)\}}^{1/2}}dx=}\] [Roorkee 1987]

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