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Byju's Answer
Standard XII
Mathematics
Relation between Inverses of Trigonometric Functions and Their Reciprocal Functions
lf 0< x, y ...
Question
lf
0
<
x
,
y
<
π
2
then the system of equations
sin
x
.
sin
y
=
3
4
and
tan
x
.
tan
y
=
3
has a solution at
A
x
=
π
6
,
y
=
π
6
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B
x
=
π
3
,
y
=
π
3
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C
x
=
π
12
,
y
=
π
12
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D
x
=
π
4
,
y
=
π
4
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Solution
The correct option is
C
x
=
π
3
,
y
=
π
3
at
x
=
π
3
,
y
=
π
3
sin
x
.
sin
y
=
√
3
2
∗
√
3
2
=
3
4
tan
x
.
tan
y
=
√
3
∗
√
3
=
3
Therefore, Answer is
x
=
π
3
,
y
=
π
3
Suggest Corrections
0
Similar questions
Q.
The solutions of the system of equations
x
+
y
=
2
π
3
and
c
o
s
x
+
c
o
s
y
=
3
2
where x and y are real, are
Q.
If
[
x
]
denotes the greatest integer
≤
x
, then the system of linear equations
[
sin
θ
]
x
+
[
–
cos
θ
]
y
=
0
,
[
cot
θ
]
x
+
y
=
0
Q.
If
A
=
{
x
:
π
/
6
≤
x
≤
π
/
3
}
and
f
(
x
)
=
c
o
s
x
−
x
(
1
+
x
)
then
f
(
A
)
=
{
y
:
√
c
2
−
π
b
(
1
+
π
3
)
≤
y
≤
1
a
−
π
6
(
1
+
π
d
)
}
Find
a
+
b
+
c
+
d
Q.
Let
y
=
y
(
x
)
be the solution of the differential equation,
d
y
d
x
+
y
tan
x
=
2
x
+
x
2
tan
x
,
x
∈
(
−
π
2
,
π
2
)
, such that
y
(
0
)
=
1.
Then :
Q.
Solve the equation:
√
(
1
16
+
c
o
s
4
x
−
1
2
c
o
s
2
x
)
+
√
(
9
16
+
c
o
s
4
x
−
3
2
c
o
s
2
x
)
=
1
2