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>>
CBSE XI
>>
Math
>>
Trigonometric Functions
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Q)
Find the value of the expression :
3
[
sin
4
(
3
π
2
−
α
)
+
sin
4
(
3
π
+
α
)
]
−
2
[
sin
6
(
π
2
+
α
)
+
sin
6
(
5
π
−
α
)
]
(
A
)
0
(
B
)
1
(
C
)
2
(
D
)
3
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