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Byju's Answer
Standard XII
Mathematics
Graphs of Basic Inverse Trigonometric Functions
y=log tanx2 +...
Question
y
=
log
(
tan
x
2
)
+
sin
−
1
(
cos
x
)
, then
d
y
d
x
is
A
cosec
(
x
)
−
1
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B
cosec
x
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C
cosec
(
x
)
+
1
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D
x
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Solution
The correct option is
A
cosec
(
x
)
−
1
d
y
d
x
=
1
tan
x
2
sec
2
x
2
⋅
1
2
+
1
√
1
−
cos
2
x
(
−
sin
x
)
=
1
2
sin
x
2
⋅
cos
x
2
−
1
=
cosec
(
x
)
−
1
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0
Similar questions
Q.
∫
cosec
x
cos
2
(
1
+
log
tan
x
2
)
d
x
is equal to
Q.
For any angle
x
,
cosec
x
−
cot
x
=
1
(
cosec
x
+
cot
x
)
.
Q.
If
y
=
log
tan
x
2
+
sin
−
1
(
cos
x
)
,
d
y
d
x
=
Q.
Match the following with the integrating factor of the D.E., A, B, C, D
List I
List II
A)
d
y
d
x
−
y
cot
x
=
csc
x
1.
x
sin
x
B)
x
log
x
d
y
d
x
+
y
=
2
log
x
2.
x
e
x
C)
x
sin
x
d
y
d
x
+
y
(
x
cos
x
+
sin
x
)
=
sin
x
3.
cos
e
c
x
D)
x
d
y
d
x
+
y
(
1
+
x
)
=
1
4.
−
cos
e
c
x
5.
l
o
g
x
Q.
Find
d
y
d
x
for
y
=
log
(
tan
x
2
)
+
sin
−
1
(
cos
x
)
.
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Standard XII Mathematics
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