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CBSE Class 12 Math 2020 Outside Delhi Set 2 Solved Paper

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Question : 5
Total: 11
Find ∫sin‌5(‌
x
2
)⋅cos(‌
x
2
)‌dx
Solution:     👈: Video Solution
I=∫sin‌5(‌
x
2
)‌cos(‌
x
2
)‌dx
Putting sin‌(‌
x
2
)=t gives I=2‌∫t5‌dt
∴I=‌
t6
3
+C=‌
1
3
sin‌6(‌
x
2
)+C
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