Signals and Systems - Engineering

Q1:

If f1(t)<< F1(jω) and f2(t)↔ F2(jω), then [a1 f1(t) + a2f2(t)]↔

A a1F1(jω) + a2F2(jω)

B a1a2F1(jω) + F2(jω)

C a1F1(jω) - a2F2(jω)

D a1F1*(jω) + a2F2*(jω)

ANS:A - a1F1(jω) + a2F2(jω)

This is true according to linearity property of Fourier transform.