Signals and Systems - Engineering

Q1:

Let x(t) and y(t) with F.T. x(f) and y(f) respectively be related as shown in figure

Then y(f) is

A

B

C
-X(f/2)ej2pf

D
-X(f/2)e- j2pf

ANS:B -

By applying time shifting and scaling property.