# HW10 - HW10 Tian Gu Code 815 Problem#1 Given the following...

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Unformatted text preview: HW10 Tian Gu Code: 815 11/09/2010 Problem #1 Given the following matrices a) find A+C b) A-1 and check your answer c) Find x=A-(C+D) d) Find inverse matric for X e) Please check your answers with MATLAB and show the proof that the above are correct close all clear all clc A = [3,-1 2,-2]; B = [1,2-1, 4]; disp((A+B)) Output 4 1 1 2 close all clear all clc A = [3,-1 2,-2]; disp(inv(A)); Output 0.5000 -0.2500 0.5000 -0.7500 close all clear all clc A = [3,-1 2,-2]; C = [1,-2-1,4]; D = [5,0-4,2]; x = A-(C+D); disp(x); Outout-3 1 7 -8 close all clear all clc A = [3,-1 2,-2]; C = [1,2-1,4]; D = [5,0-4,2]; x = A-(C+D); disp(x^(-1)); Output-0.4706 -0.0588-0.4118 -0.1765 Problem #2 is given to you (d= - 2,c=6). a) Find B-1, how would you check your answer? b) If find x and y (use Matrix formulation) 69 c) Verify your answers with hand calculation as well as MATLAB close all clear all clc d = -2; c = 6; B = [d,c-1,1]; disp(B^(-1)); Output 0.2500 -1.5000 0.2500 -0.5000 close all clear all clc d = -2; c = 6; B = [d,c-1,-1]; E = [1, 2]; C = E/B; disp(C); Output 0.1250 -1.2500 Problem #2 B= -1e-jp/3 C= -2je-jp/2 D= (2-j)e-jp/2 a) Find B, C, and D in rectangular and exponential forms (provide angles in degrees and radians) b) Find C/D in rectangular and exponential forms c) Find B*D/C in rectangular and exponential forms d)...
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HW10 - HW10 Tian Gu Code 815 Problem#1 Given the following...

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