Determine the given signal is power or energy signal and determine their respective values f(x)=〖tan〗^2 (8/3 πt)
Determine the given signal is power or energy signal and determine their respective values f(x)=〖tan〗^2 (8/3...
1.35 Determine if each of the following signals is a power signal, an energy signal, or neither (а) х1() — [1 —е 2] u(0) (b) x2(t) 2 sin(4t ) cos(4t) (с) хз(t) — 2 sin(3t) cos(4t) 1.39 Compute the average power of the following signals (a) x eat for real-valued a (3 j4)e7 (b) х2(г) _ * (с) с х3(t) — eјЗejSi
Go 1.1). Question 3: Determine the suitable measure (Power/Energy) of the signal shown in Figures -1/2 s(t) 445444 w ten spielen con serpent W: Spring 20: Signals & Systems (ENEE) Assign 01 Page 23 Có 111 Question 4: A signal x() is defined as: 1-1 -3 sts-2 Jt+1 -2 st so 1 Ostsi 0 otherwise Determine and plot the following: b) (-) c) -x() d) -(-6) e) X(t) + 1 (t+1) x) x(2-4)
3. (45 pts) On signal energy and power. From the following signals, identify energy signals and power signals. For energy signals, calculate their energy. For power signals, calculate their average signal power. (g) x(t)= rect(t)) (h) x(t) =Loo rect(A) (i) 2(t)=e(-1-j80%(t) (k) x(t) = e-M/2 (l) x[n] = e-jm/2
Given f (x) = x tan(x)
f(x)=3+x^2 +tan(pi x/2) Find (f^-1)’(a) (the derivative of f^-1 at (x=a ) if a=3 (ther Find (F-1)'(a) he derivative off atxeal it a = 3 πα f(x) = 3 + x2 + tan
If the signal y(t) is obtained from x(t) by the manipulation y(t)-x(4t-8), determine the values of the manipulation parameters: a and T. 5. Answers: a= T= If the signal y(t) is obtained from x(t) by the manipulation y(t)-x(4t-8), determine the values of the manipulation parameters: a and T. 5. Answers: a= T=
2. Determine the suitable measures for the following signals (ie energy or power signal) 28) 2e-12 -1 0 g(r)
(a) Determine the Fourier transform of x(t) 26(t-1)-6(t-3) (b) Compute the convolution sum of the following signals, (6%) [696] (c) The Fourier transform of a continuous-time signal a(t) is given below. Determine the [696] total energy of (t) 4 sin w (d) Determine the DC value and the average power of the following periodic signal. (6%) 0.5 0.5 (e) Determine the Nyquist rate for the following signal. (6%) x(t) = [1-0.78 cos(50nt + π/4)]2. (f) Sketch the frequency spectrum of...
3. The following is the amplitude spectrum of a DSB+carrier AM signal x(f) 1.5 1.5 1.5 1.5 f (Hz) 1920 2000 2080 2080 2000 1920 (a) (10 points) Determine the carrier frequency fe the carrier amplitude Ac the mod ulation index ,, and the message signal m(t) of the AM signal. (b) (10 points) Given that μ2Sm 0.18, find the output SNR (in dB) if the received signal includes white noise with a power spectral density of η/2-10-10 W/Hz. (c)...
Show that tan(x) – 1 2. Let y = sec(x) 1 + tan(x) y' sec(x) 3. Find all x-values where the graph of f(x) = x – 2 cos(x)has a horizontal tangent line.