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Byju's Answer
Standard XII
Mathematics
Sum of Trigonometric Ratios in Terms of Their Product
If tan θ =1...
Question
If
t
a
n
θ
=
1
2
and
t
a
n
ϕ
=
1
3
,then the value of
t
a
n
(
θ
+
ϕ
)
is?
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Solution
tan
θ
=
1
2
,
tan
ϕ
=
1
3
tan
(
θ
+
ϕ
)
=
tan
θ
+
tan
ϕ
1
−
tan
θ
.
tan
ϕ
=
1
2
+
1
3
1
−
1
2
×
1
3
=
3
+
2
6
6
−
1
6
=
5
5
tan
(
θ
+
ϕ
)
=
1
(
θ
+
ϕ
)
=
tan
−
1
(
1
)
(
θ
+
ϕ
)
=
π
4
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Sum of Trigonometric Ratios in Terms of Their Product
Standard XII Mathematics
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