Integral of $$$36 \pi t^{3} \sqrt{t^{2} + 1}$$$

The calculator will find the integral/antiderivative of $$$36 \pi t^{3} \sqrt{t^{2} + 1}$$$, with steps shown.

Find $$$\int 36 \pi t^{3} \sqrt{t^{2} + 1}\, dt$$$.

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