[SCRA 1996]
A) $ \tan x+x+c $
B) $ \tan x-x+c $
C) $ \sec x+x+c $
D) $ \sec x-x+c $
Correct Answer: B
$ \int_{{}}^{{}}{{{\tan }^{2}}x,dx}=\int_{{}}^{{}}{({{\sec }^{2}}x-1),dx}=\tan x-x+c $ .
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