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Wanna see some genuine forehead typing?	by Llyr	2004-02-10 19:25:33
The fairly interesting problem:	by Llyr	2004-02-10 19:52:19
Let C = aug(A,b) be the augmented matrix of a linear m x n system Ax = b. Let I be the m x m identity matrix. Deonte by E the matrix obtained by applying a combo rule to I. (Combo is my professor's odd little word for what is referred to in many CAS's as mRowAdd().) Apply the same combo rule to matrix C, obtaining a matrix F. Prove F = EC. Intriguing. Spencer
[ Reply ]
My method of attack:	by Llyr	2004-02-10 19:56:32
The answer: 42 (n/t)	by Sweethart	2004-02-10 20:15:42
Actually the answer is	by talon0720	2004-02-10 20:27:17
Solution	by Llyr	2004-02-10 20:42:20
2+2=4 (n/t)	by Sweethart	2004-02-10 22:08:19

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