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1. |
Find the Fourier transform of x(t) = f(t – 2) + f(t + 2). |
A. | 2F(ω)cos2ω |
B. | F(ω)cos2ω |
C. | 2F(ω)sin2ω |
D. | F(ω)sin2ω |
Answer» B. F(ω)cos2ω | |