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Mathematics
Mathematics
Problem
∫
e
x
[
tan
x
−
log
(
cos
x
)
]
d
x
=
\int e^x [\tan x - \log(\cos x)] dx =
∫
e
x
[
tan
x
−
lo
g
(
cos
x
)]
d
x
=
(a)
e
x
log
(
sec
x
)
+
c
e^x \log(\sec x) + c
e
x
lo
g
(
sec
x
)
+
c
(b)
e
x
log
(
cosec
x
)
+
c
e^x \log(\operatorname{cosec} x) + c
e
x
lo
g
(
cosec
x
)
+
c
(c)
e
x
log
(
cos
x
)
+
c
e^x \log(\cos x) + c
e
x
lo
g
(
cos
x
)
+
c
(d) None of these (a)
e
x
log
(
sec
x
)
+
c
e^x \log(\sec x) + c
e
x
lo
g
(
sec
x
)
+
c
(b)
e
x
log
(
cosec
x
)
+
c
e^x \log(\operatorname{cosec} x) + c
e
x
lo
g
(
cosec
x
)
+
c
(c)
e
x
log
(
cos
x
)
+
c
e^x \log(\cos x) + c
e
x
lo
g
(
cos
x
)
+
c
(d) None of these
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