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∫
0
π
/
2
cos
2
x
1
+
3
sin
2
x
d
x
\int_0^{\pi/2} \frac{\cos^2 x}{1 + 3 \sin^2 x} \, dx
∫
0
π
/2
1
+
3
sin
2
x
cos
2
x
d
x
Mathematics
Problem
∫
0
π
/
2
cos
2
x
1
+
3
sin
2
x
d
x
\int_0^{\pi/2} \frac{\cos^2 x}{1 + 3 \sin^2 x} \, dx
∫
0
π
/2
1
+
3
sin
2
x
cos
2
x
d
x
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