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Byju's Answer
Standard IX
Mathematics
Introduction to Trigonometry
Verify that t...
Question
Verify that tan 30
°
=
tan
60
°
-
tan
30
°
1
+
tan
60
°
tan
30
°
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Solution
Here, LHS = tan 30
o
=
1
3
(
From
table
)
Now
,
RHS
=
tan
60
°
-
tan
30
°
1
+
tan
60
°
tan
30
°
=
3
-
1
3
1
+
3
×
1
3
(
From
table
)
=
3
-
1
3
1
+
1
=
2
2
3
=
1
3
=
RHS
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6
Similar questions
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.
Show that:
tan
35
∘
tan
60
∘
tan
55
∘
tan
30
∘
=
1
Q.
tan 30° cosec 60° + tan 60° sec 30°
Q.
Evaluate
tan
45
∘
tan
30
∘
+
tan
60
∘
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