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Question
Mathematics
If tan((x/2))=cosec x-sin xthen tan2((x/2))is equal to
Q. If
t
an
(
2
x
)
=
cosec
x
−
s
in
x
t
h
e
n
t
a
n
2
(
2
x
)
is equal to
2034
295
Report Error
A
2
−
5
B
5
−
2
C
(
2
+
5
)
D
(
9
+
4
5
)
Solution:
Correct answer is (b)
5
−
2