33333 - YI JIA A09148492 TA name: Moe Discussion: Tuesday...

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YI JIA A09148492 TA name: Moe Discussion: Tuesday 9am-10am Ex 3.1 >> C=[12,34;123,121] C = 12 34 123 121 >> D=[1,0;0,1] D = 1 0 0 1 >> C*D ans = 12 34 123 121 >> D*C ans = 12 34 123 121 C = 124 1564 14 124 >> D=[0,0;0,0] D = 0 0 0 0 >> C*D ans = 0 0 0 0 >> D*C
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ans = 0 0 0 0 Ex 3.2 A) >> A=[1,2,0;2,1,2;0,2,1] A = 1 2 0 2 1 2 0 2 1 >> B=[3,0,3;1,5,1;1,1,3] B = 3 0 3 1 5 1 1 1 3 >> x=[1;2;3] x = 1 2 3 >> C=(2*A^2*B+3*A')^2 C = 8029 11572 10956 11424 17257 15424 7924 11564 10861 b) >> A=[1,2,0;2,1,2;0,2,1] A = 1 2 0 2 1 2 0 2 1 >> B=[3,0,3;1,5,1;1,1,3] B = 3 0 3 1 5 1 1 1 3
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>> x=[1;2;3] x = 1 2 3 >> C=(2*A^2*B+3*A')^2 C = 8029 11572 10956 11424 17257 15424 7924 11564 10861 >> C*x ans = 64041 92210 63635 Ex 3.3 San Diego - San Francisco - Tokyo - New York – Moscow San Diego – Tokyo – New York – Chicago – Moscow San Diego – San Francisco – New York – Chicago – Moscow San Diego – Tokyo – San Francisco – Chicago – Moscow San Diego – New York – Tokyo – San Francisco –
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33333 - YI JIA A09148492 TA name: Moe Discussion: Tuesday...

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