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Mathematics
Mathematics
Problem
Evaluate
∫
0
π
/
12
3
sec
2
(
3
θ
)
d
θ
\displaystyle\int_{0}^{\pi/12} 3\sec^{2}(3\theta)\,d\theta
∫
0
π
/12
3
sec
2
(
3
θ
)
d
θ
. a)
π
4
\dfrac{\pi}{4}
4
π
b)
1
1
1
c)
3
\sqrt{3}
3
d)
1
3
\dfrac{1}{3}
3
1
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