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Byju's Answer
Standard X
Mathematics
Relation between Trigonometric Ratios
tan 30∘cosec ...
Question
tan 30° cosec 60° + tan 60° sec 30°
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Solution
As we know that,
tan
30
°
=
1
3
sec
30
°
=
2
3
cosec
60
°
=
2
3
tan
60
°
=
3
By
substituting
these
values
,
we
get
tan
30
°
cosec
60
°
+
tan
60
°
sec
30
°
=
1
3
×
2
3
+
3
×
2
3
=
2
3
+
2
=
2
+
6
3
=
8
3
Hence
,
tan
30
°
cosec
60
°
+
tan
60
°
sec
30
°
=
8
3
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Similar questions
Q.
(tan 30° cosec 60° + tan 60° sec 30°) = ?
(a)
2
1
3
(b)
2
2
3
(c)
3
1
3
(d)
1
2
3
Q.
Verify that tan 30
°
=
tan
60
°
-
tan
30
°
1
+
tan
60
°
tan
30
°
Q.
The value of
tan
60
∘
−
tan
30
∘
1
+
tan
60
∘
tan
30
∘
equals
Q.
State true or false:
[
tan
60
∘
+
1
tan
60
∘
−
1
]
=
1
+
tan
30
∘
1
−
tan
30
∘
Q.
Evaluate
tan
45
∘
tan
30
∘
+
tan
60
∘
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