Homework

Homework #9

Problem Statement:
Show that, for a bandwidth limited signal ($x(t)$ with $f_{max}<{1 \over {2T}}$)
$\sum _{k=-\infty }^{\infty }\left|x(kT)\right|^{2}=c\int _{-\infty }^{\infty }\left|x(t)\right|^{2}\,dt$
And find c.