For the signal x(t) depicted in the figure given below, sketch the signals:

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written 8.5 years ago by

teamques10 ★ 69k

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$(i) x(-t) \\ (ii) x(t+6) \\ (iii) x(3t) \\ (iv) x(t/2)$

Mumbai University > EXTC > Sem 4 > Signals and Systems

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Year : DEC 2014

signals and systems

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written 8.5 years ago by

teamques10 ★ 69k

(i) To find x(-t), we use Folding property i.e to get –t we draw the mirror image of the signal x(t).

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(ii) To find x(t+6), we use shifting property i.e put $t+6=0 ∴ t= -6$ . So the origin of the signal starts at t=-6.

enter image description here

(iii) To find x(3t), we use …

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