solutions_502_01

solutions_502_01 - MATH 323—502, QUIZ 1. Fall 2010...

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Unformatted text preview: MATH 323—502, QUIZ 1. Fall 2010 NAME._________________ ROW _________ _______ Show all steps for credit. Q1. (4 pts.) Find all solutions of the equations $1 +£L‘2 +5133 2 3 $1+2$2+2$3=5 2:131 + 3:132 +,.3:z:3 = 8. (((‘s fzv-?;'*’~{(‘ 1. ‘22.. f 2’5? ‘0. l‘ 2'. 211% 3‘2'. owl ng‘fiz (k l. . “7a 0 (v ~ 0 <90 ‘3 Xlté XLZ-Z—é/ Q2. (4 pts.) Find the values of a and b for which the system 1 1 1 2 1 2 2 3 2 3 a b is inconsistent. (la-K. _ < \ < L ) o ( ( ( (zl’lfi ‘ Q («-4 icy-LL. K3 “ea. ‘ ( l l 2— > O ( h \ 0 o 4‘3 [9’5 Q3. (2 pts) Isit true that AB=BA for. 1 2 3 2 A:(34) 32(36)? a 2> 3 157- a ms 3% 1 C; (2‘ go A - ’s 2- ( 2. ': ‘i “(5 . “Keg (3 Q L R 24 ‘30 / ...
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This note was uploaded on 04/03/2012 for the course MATH 323 taught by Professor Boas during the Fall '08 term at Texas A&M.

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solutions_502_01 - MATH 323—502, QUIZ 1. Fall 2010...

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