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Unformatted text preview: B. x2 = 8
C. x2 = −8
D. x2 = 8 − x4 x3 = 2
x 3 = −2
x3 = 2 − x4 (b) x1 x1 −3x2
+x 2
−2x2 A. No solution x1
2x1
(c) x1 +x2
+4x2
+3x2 +x 3
−2x3
−x 3 =
=
= x 1 B. x2 x3 −x3 1
2
−1 (d) 2x1 +x 2
x2 A. No solution x3
+2x3 D. x1 = 5 x3
3
1
x2 = 3 x3 = −1
= −4
= −6 +2x3 x 1 = −6 A. No solution B. x2 = 2 x 3 = −3 5
x 1 = 3 C. x2 = 1
3 x3 = 0 = −5
3
= −1
3
=1 +x 4
−4x4 x 1 x
2
B.
x 3 x4 x1 = −1 C. x2 = −4 x3 = −6 x 1 = −1 + x 3 D. x2 = −4 x 3 = −6 − 2 x 3 =2
=0
= −2 = −1
= −2
=2
=1 x 1 = −1 + x 4 C. x2 = −2 − 4x4 x3 = 2 + x4 x1 = −1 −...
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This document was uploaded on 03/14/2014 for the course MATH 5 at Long Island U..
 Spring '13
 Dr. Corbett Redden
 Math

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