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Byju's Answer
Standard XII
Mathematics
Domain and Range of Basic Inverse Trigonometric Functions
Which of the ...
Question
Which of the following is the principal value of
cosec
−
1
x
A
(
0
,
π
)
−
{
π
2
}
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B
(
−
π
2
,
π
2
)
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C
[
−
π
2
,
π
2
]
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D
[
−
π
2
,
π
2
]
−
{
0
}
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Solution
The correct option is
D
[
−
π
2
,
π
2
]
−
{
0
}
We know that, the principal value of
cosec
−
1
x
is
[
−
π
2
,
π
2
]
−
{
0
}
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0
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