\( \int\{1+2 \tan x(\tan x+\sec x)\}^{1 / 2} d x \) का मान है- (A) \( \log \{\sec x(\sec x-\tan ...
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\( \int\{1+2 \tan x(\tan x+\sec x)\}^{1 / 2} d x \) का मान है-
(A) \( \log \{\sec x(\sec x-\tan x)\}+c \)
(B) \( \log \{\operatorname{cosec} x(\sec x+\tan x)\}+c \)
(C) \( \log \{\sec x(\sec x+\tan x)\}+c \)
(D) इनमें से कोई नहीं।
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