# Author Archives: shparvez001

## CSE 121 Fall 2019 Tutorial Marks

Section A Reg Name Test 1 Test 2 190103020001 Syed Md. Afsani 6 10 190103020005 Nadira Ferdous 4 6 190103020007 Biprojit Bhattacharjee 4 8 190103020009 Maidul Islam 4 8 190103020011… Read more »

## CSE 431 Fall 2019 Tutorial Marks

Date 17-Oct 26-Nov 10-Dec Base mark 10 10 10 Reg Name Test 1 Test 2 Test 3 160203020006 Naziza Islam Shaon 3.5 4 2 160203020015 Adib Shikder A A A… Read more »

## CSE 432 Fall 2019 Lab 10

Task 1 Z-transform and Inverse Z-transform %Lab 10 Task 1 close all clear clc syms f f2 w n; f=sin(w*n); zTransformed=ztrans(f); pretty(zTransformed) pretty(iztrans(zTransformed)) f2=cos(w*n); zTransformed2=ztrans(f2); pretty(zTransformed2) pretty(iztrans(zTransformed2)) Task 2 Cross… Read more »

## CSE 432 Fall 2019 Lab 9

Task #1 Create a 10 second time vector in MATLAB. Use fs (sampling rate) = 1000 Hz. Using the formula for a chirp from last lab create a chirp signal… Read more »

## CSE 432 Fall 2019 Lab 8

Task #1 Importing audio into MATLAB Audio can be imported into MATLAB using audioread()or wavread()functions. The example below shows importing a sound and plotting it. clear close all clc [y,… Read more »

## CSE 432 Fall 2019 Lab 7

Task 1 More Symbolic Algebra %Lab 7 Task 1 close all; clear; clc; syms x y; %y=x^2+5*x+6; figure fplot(‘x^2+5*x+6’,[-50 50]) figure ezpolar(‘cos(x)’) figure ezpolar(‘2+cos(x)’) figure ezpolar(‘sin(x)+cos(x)’) figure ezplot(‘cos(x)’) Task 2… Read more »

## CSE 432 Fall 2019 Lab 6

Task 1 Symbolic Algebra in Matlab Solving Single Variable Equation Solving Multi Variable Equation Solving Simultaneous Equation Using roots and polyval function Using expand function to expand algebraic expression Using… Read more »

## CSE 432 Fall 2019 Lab 5

Task 1 Complex Numbers in matlab %Lab 5 Task 1 close all clear clc j=sqrt(-1); x=5+3j; y=6-2j; z=x+2*y; %Decomposing the real and imaginary part of a complex number disp(real(z)); disp(imag(z));… Read more »

## Fall 2019 CSE 431 Tutorial 1 Solution

****The solution is a rough copy. There may be some errors.****