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Byju's Answer
Standard XII
Mathematics
Domain
If α+β=π2 a...
Question
If
α
+
β
=
π
2
and
sin
α
=
1
3
, then
sin
β
is:
A
√
2
3
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B
2
√
2
3
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C
2
3
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D
3
4
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Solution
The correct option is
B
2
√
2
3
α
+
β
=
π
2
;
sin
α
=
1
3
sin
β
=
sin
(
π
2
−
α
)
=
cos
α
=
√
1
−
sin
2
α
=
√
1
−
1
9
=
√
8
9
=
2
√
2
3
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0
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Q.
If
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Q.
If
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Q.
If
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If
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x
)
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x
)
=
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,
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−
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+
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=
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