Question Number 75607 by ~blr237~ last updated on 13/Dec/19
$$\mathrm{Prove}\:\mathrm{that}\:\: \\ $$$$\:\int_{\mathrm{0}} ^{\infty} \:\mathrm{3}\left(\frac{\mathrm{sinx}}{\mathrm{x}}\right)^{\mathrm{4}} \mathrm{dx}=\:\pi \\ $$
Prove-that-0-3-sinx-x-4-dx-pi-