Definite Integrals Part 3

Section: Mathematics
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Question : 27 of 115
 
Marks: +1, -0
Let for f(x)=7tan8x+7tan6x−3tan4x−3tan2x, I1=
‌
Ï€
4
∫
0
f(x)‌dx
and I2=
‌
Ï€
4
∫
0
xf(x)‌dx
. Then 7I1+ 12∕2 is equal to
[22 Jan 2025 Shift 1]
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