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Byju's Answer
Standard XI
Mathematics
Sin(A+B)Sin(A-B)
If x=2, then ...
Question
If
c
o
t
(
x
)
=
2
, then find the value of
(
2
+
2
s
i
n
x
)
(
1
−
s
i
n
x
)
(
1
+
c
o
s
x
)
(
2
−
2
c
o
s
x
)
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Solution
(
2
+
2
s
i
n
x
)
(
1
−
s
i
n
x
)
(
1
+
c
o
s
)
(
2
−
2
c
o
s
x
)
2
(
1
+
s
i
n
x
)
(
1
−
s
i
n
x
)
2
(
1
+
c
o
s
)
(
1
−
c
o
s
x
)
(
1
−
s
i
n
2
x
)
(
1
−
c
o
s
2
x
)
=
c
o
t
2
x
=
2
2
=
4
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Sin(A+B)Sin(A-B)
Standard XI Mathematics
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