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AP EAPCET 19-Aug-2021 Shift 1 Paper
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© examsnet.com
Question : 21
Total: 160
The value of
x
satisfying the equation 3 cosec
x
=
4
sin
x
are
π
6
,
π
3
±
π
6
±
π
3
π
3
,
π
4
Validate
Solution:
3
cosec
x
=
4
sin
x
or
sin
2
x
=
3
4
or
sin
2
x
=
sin
2
π
3
⇒
x
=
n
π
±
π
3
,
n
∈
Z
or
x
=
±
π
3
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