For Fourier Transform with $x(t)$, how to obtain result in terms of $X(f)$?
I have a function $x(t)$ and I denoted its Fourier transformation as $X(f)$. I want to get the Fourier transformation of $x(t)\mathrm e^{2\mathrm i \pi f_0 t}$, and I know the result is \$ X(f-...