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Mathematics
Mathematics
Problem
∫
x
sec
2
x
d
x
\int x \sec^2 x dx
∫
x
sec
2
x
d
x
is equal to (A)
tan
x
2
+
C
\tan x^2 + C
tan
x
2
+
C
(B)
tan
2
x
+
C
\tan^2 x + C
tan
2
x
+
C
(C)
x
tan
x
−
log
sin
x
x \tan x - \log \sin x
x
tan
x
−
lo
g
sin
x
(D)
x
tan
x
+
log
cos
x
+
C
x \tan x + \log \cos x + C
x
tan
x
+
lo
g
cos
x
+
C
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