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If In=int cot^n dc and I0+I1+2(I2+.........

If `I_n=int cot^n dc and I_0+I_1+2(I_2+.......+I_8)+I_9+I_10=A(u+(u^2)/2+........+(u^9)/9)+` constant where `u=cot x` then

A

A=2

B

`A=-1`

C

A=1

D

A is dependent on x

Text Solution

Verified by Experts

The correct Answer is:
b
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