Question

for the sequence x[n]=(0.3)^(n+1)µ[n-1] find a)plot X[n] b)find its DTFT c) is the DTFT in part(...

for the sequence x[n]=(0.3)^(n+1)µ[n-1] find

a)plot X[n]

b)find its DTFT

c) is the DTFT in part( b) real or complex? explain why?

d) is the DTFT in part (b) periodic or a periodic? if periodic find fundamental period?

f) what type of symmetry does the DTFT in the part(b) have? explain ?

Engineering   Electrical-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
This is a MATLAB problem. Part 1. The sample sequence of y[n] = cos(0.25IIn) has a...
This is a MATLAB problem. Part 1. The sample sequence of y[n] = cos(0.25IIn) has a period of___ a. 25     b. 8       c. 20.      d. not enough info Part 2. The sample sequence y[n] = cos(0.1*pi*n) + 2 sin(0.1*pi*n) is periodic with a period of ___ samples. a. 10    b. 40.    C. 20   d. 31 Part 3. Following the function shape Y[n] = (2^(-0.5n)) *sin(0.2*pi*n) is a___ a. exponentially increasing sine wave. B. sine wave. C. exponential wave. D. exponentially...
b) y[n] – 0.9y[n-1] +0.08y[n-2] = x[n] For the system given by (b), plot its output...
b) y[n] – 0.9y[n-1] +0.08y[n-2] = x[n] For the system given by (b), plot its output y[n] for only n=0,1,2,…,5, for an input x[n] = nu[n] by assuming that the system was at rest before the input was applied.
1. Write a MATLAB function to determine the discrete-time Fourier Transform (H(?)) of the following sequence....
1. Write a MATLAB function to determine the discrete-time Fourier Transform (H(?)) of the following sequence. Plot its magnitude and phase. You can use the dtft command and use the abs, angle and plot commands to plot the results. x(n) = {4, 3, 2, 1, 2, 3, 4}. 2. Analytically determine H(z) and plot its magnitude and phase for the following system using freqz. y(n) = 2x(n) + x(n ? 1) ? 0.25y(n ? 1) + 0.25y(n ? 2). 3....
Determine whether the following sequences converge or diverge. If a sequence converges, find its limit. If...
Determine whether the following sequences converge or diverge. If a sequence converges, find its limit. If a sequence diverges, explain why. (a) an = ((-1)nn)/ (n+sqrt(n)) (b) an = (sin(3n))/(1- sqrt(n))
Part b: Find the limit as x goes to zero for ((1/x)-cosx/sinx)) part c: find all...
Part b: Find the limit as x goes to zero for ((1/x)-cosx/sinx)) part c: find all values for c and d for which the limit as x goes to 0 for [(c+cos(dx))/x^2]=-2 please prove
Let X have the normal distribution N(µ; σ2) and let Y = eX (a)Find the range...
Let X have the normal distribution N(µ; σ2) and let Y = eX (a)Find the range of Y and the pdf g(y) of Y (b)Find the third moment of Y E[Y3] (c) In the next four subquestions, we assume that µ = 0 and σ = 1. Sketch the graph of the pdf of Y for 0<y<=5 (use Maple to generate the graph and copy it the best you can in the answer box) (d)What is the mean of Y...
Suppose f(x,y)=c(2x+3y) for 0<x<1 and 0<y<1 Find c. Find F(x,y). Use your answer from part b....
Suppose f(x,y)=c(2x+3y) for 0<x<1 and 0<y<1 Find c. Find F(x,y). Use your answer from part b. to find p(X<0.5, Y<0.5).
b) Find the least integer n such that f(x) is O(x^n) for f(x) = (x^4+x^2+1)/( x^3...
b) Find the least integer n such that f(x) is O(x^n) for f(x) = (x^4+x^2+1)/( x^3 +1)
H(z) Poles and zeros Given: y[n] = 1.674y[n-1]-0.81y[n-2]+x[n] a. Find H(z) b. Find poles and zeros...
H(z) Poles and zeros Given: y[n] = 1.674y[n-1]-0.81y[n-2]+x[n] a. Find H(z) b. Find poles and zeros c. Plot poles and zeros in z-plane
1.. Protein X has a single N-terminal ER signal sequence, while protein Y has a single...
1.. Protein X has a single N-terminal ER signal sequence, while protein Y has a single internal ER signal sequence. Which of these two proteins will be found in the ER lumen (Answer "X" or "Y")? 2. Protein A has an N-terminal ER signal sequence and one stop transfer sequence, while Protein B has an internal ER signal sequence and one stop transfer sequence. Which of these two proteins will have two transmembrane domains once its translocation is complete (Answer...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT