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QUESTION
Sketch the waveforms of the following signals :
Sketch the waveforms of the following signals : 5(i) x(t) = u(t) - u(t - 2)(ii) x(t) = u(t + 1) - 2u(t) + u(t - 1)(iii) y(t) = r(t + 1) - 1'(t) + 1'(t - 2)where u (t) and r (t) are unit step andramp signals respectively.
