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Which type/s of Fourier Series allow/s to represent the negative frequencies by plotting the double-sided spectrum for the analysis of periodic signals?

A. Trigonometric Fourier Series

B. Polar Fourier Series

C. Exponential Fourier Series

D. All of the above

Related Questions on Signals & Systems Test Questions

Damped sinusoids are _____

A. sinusoid signals multiplied by growing exponentials

B. sinusoid signals divided by growing exponentials

C. sinusoid signals multiplied by decaying exponentials

D. sinusoid signals divided by decaying exponentials

A system is said to be shift invariant only if______

A. a shift in the input signal also results in the corresponding shift in the output

B. a shift in the input signal does not exhibit the corresponding shift in the output

C. a shifting level does not vary in an input as well as output

D. a shifting at input does not affect the output