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Mathematics
Problem
Compute the definite integral
∫
0
1
12
x
(
x
2
+
1
)
2
cos
(
(
x
2
+
1
)
3
)
d
x
\displaystyle\int_{0}^{1} 12x\,(x^{2}+1)^{2}\cos\bigl((x^{2}+1)^{3}\bigr)\,dx
∫
0
1
12
x
(
x
2
+
1
)
2
cos
(
(
x
2
+
1
)
3
)
d
x
.
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