Q11] Using the properties of the FT, calculate the FT of the following functions: (a) x¡(1) = 5 + 3 cos(10t) – 7e-2' sin(3t)u(t); 1 (b) x2(1) = (c) x3(1) = 1²e-4||-51. %3D

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Q11] Using the properties of the FT, calculate the FT of the following functions:
(a) x1(1) = 5 + 3 cos(10t) – 7e-2' sin(3t)u(t);
1
(b) x2(1) =
(c) x3(1) = 1²e-4--51;
(d) x4(t) = 5 SIn(371) sin(57 t).
sin(37t)
d
sin(47t)
(e) .x4(t) = 4-
*
-
t
dr
t
Transcribed Image Text:Q11] Using the properties of the FT, calculate the FT of the following functions: (a) x1(1) = 5 + 3 cos(10t) – 7e-2' sin(3t)u(t); 1 (b) x2(1) = (c) x3(1) = 1²e-4--51; (d) x4(t) = 5 SIn(371) sin(57 t). sin(37t) d sin(47t) (e) .x4(t) = 4- * - t dr t
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