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Question
Mathematics
The value of tan( 1°) + tan(89°) is
Q. The value of
tan
(
1
∘
)
+
tan
(
8
9
∘
)
is
4735
195
KCET
KCET 2015
Trigonometric Functions
Report Error
A
s
i
n
(
1
∘
)
1
22%
B
s
i
n
(
2
∘
)
2
41%
C
s
i
n
(
1
∘
)
2
22%
D
s
i
n
(
2
∘
)
1
16%
Solution:
tan
(
1
∘
)
+
tan
(
8
9
∘
)
=
tan
(
1
∘
)
+
tan
(
9
0
∘
−
1
∘
)
=
tan
(
1
∘
)
+
cot
(
1
∘
)
=
c
o
s
(
1
∘
)
s
i
n
(
1
∘
)
+
s
i
n
(
1
∘
)
c
o
s
(
1
∘
)
=
c
o
s
(
1
∘
)
s
i
n
(
1
∘
)
s
i
n
2
(
1
∘
)
+
c
o
s
2
(
1
∘
)
=
s
i
n
(
1
∘
)
c
o
s
(
1
∘
)
1
=
2
s
i
n
(
1
∘
)
c
o
s
(
1
∘
)
2
=
s
i
n
(
2
∘
)
2