Q$1)$ For each of the signals given below;

$($a$)$ d$($t $-8)($b$)$ e $^(-$at$)*$u$($t$),$ a is real and positive $($c$)$ e $^((-1+$j$2)$t$)*$u$($t$)$

I. Find the Fourier transform

II$.$ Sketch the magnitude as a function of frequency $($include both positive and negative frequencies$)$

III. Sketch the phase as a function of frequency $($include both positive and negative frequencies$).$Q$1)$ For each of the signals given below;

$($a$)(t-8)$

$($b$)e^{-at}u(t),$ a is real and positive

$($c$)e^{(-1+12)t}u(t)$

I. Find the Fourier transform

II$.$ Sketch the magnitude as a function of frequency $($include both positive and

negative frequencies$)$

III. Sketch the phase as a function of frequency $($include both positive and negative

frequencies$).$