JA] a signal is given by a trigonometric Fourier series 1- (-1)" x(t) = 0.5 - { Σ (-1)" sin(nnt) } cos(nnt) + %3D nn TL 1 Answer the following questions. Can you explain if the signal is real or complex? (2 The type of symmetry is? (Even/Odd/neither even nor odd) 32 The third component amplitude is? (Value) 2 4- The value of the signal at t-0.5 sec is for the first two harmonics? (Value) 32 Signal period is? (Value)

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