Integral of $$$x^{4} \cos{\left(2 x \right)} \cos{\left(x^{2} \right)}$$$

The calculator will find the integral/antiderivative of $$$x^{4} \cos{\left(2 x \right)} \cos{\left(x^{2} \right)}$$$, with steps shown.

Find $$$\int x^{4} \cos{\left(2 x \right)} \cos{\left(x^{2} \right)}\, dx$$$.

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