Question

Please be neat and show all work, thank you.

3. Plot the following signals: a) 9.(t) = 11(2t+5) b) 92(t) = sgn(2t) - sgn(t)

Answer 1

@ we know that rectangulas function T ) AND (#): m/) | r(t) —— stat+] 三 42

- € we know that sgn (t) = f' ostes [-l-octco syn (at) = { si ocato a octco L-t -acatco & -actco and son lat) wave forms looks alike a ggn it time domain. in [syn cat) - sgncts=0