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- a) Find the Fourier Transform of f(x) √2лx³ ex = 2πx³еx, 0Determine the inverse Z-transform of X(z) Select one: x = (-2j) ¹ sin (17) 2 (2a)k-1 sin akt 2 xk = (-2j) sin 2akπ kπ xk = (-2j) 4k sin 2 x = (-4j) sin( kπ 2 = Z z² + 4a² were 'a' is a constant.Find the Fourier transform of sinc(t). (a) rect() (b) T rect() 3. 27T (c) T rect() (d) ㅠ rect(은) O e) Moving to another quEstion will eave this reaponse. Type here to search 3/52s +3 Find the Inverse Laplace Transform of (s+4)3 1 -2" (cos2t + -sin2t) 2 A e 1 "(2cos2t + - sin2t) 2 (c) 1 e2" (2sin2t + -cos2t) 2 D e-2" (2cos2t + sin2t) B.Let X(ja) be the Fourier transform of the continuous time signal x(t). The graph of YU0) versus o is called O magnitude spectrum of X(jo) waveform ofX(j@) none of these phase spectrum of X(jo)Find the Fourier cosine transform of e-x.