((-a) X₁ 2X₁ -X. where A This linear sptemquation max from Axab: 2X₁ (4-0)X₂1 -X₁ 2 Since 4 (1) Al 2 (-)-2 [-1 JAI (-) (1) (4) 4+2(3-2 (4-0)-1(40(1-0) |A|= (-) (4-²-4)+ 2(2-8+26)-1(1-6) |A|-²92-28+31+%-12-544 IAL-²2-23+15 JA1-(-) (²-8+15) |A|--(-1) (0-6) (6-3). X= A is real number, we get the solutions
((-a) X₁ 2X₁ -X. where A This linear sptemquation max from Axab: 2X₁ (4-0)X₂1 -X₁ 2 Since 4 (1) Al 2 (-)-2 [-1 JAI (-) (1) (4) 4+2(3-2 (4-0)-1(40(1-0) |A|= (-) (4-²-4)+ 2(2-8+26)-1(1-6) |A|-²92-28+31+%-12-544 IAL-²2-23+15 JA1-(-) (²-8+15) |A|--(-1) (0-6) (6-3). X= A is real number, we get the solutions
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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
Transcribed Image Text:Determine the number of solutions to the following linear
system of equations for all real numbers in
((4-0) X₁
2X.
-X.
-(-)₁-2₂
-2X₁ (4-0)X₂1
This linear system of equations can be rew
mata from Axab:
where A
-
(-a) -2
2
-t 2 (4)
|A|= 2
(4-0) 2
7
21
TAL-²92-23x+15
1A1-(-1) (²-84+15)
|A|=-(-1) (as) (-3).
|A| = (-) (1) (4-) + 4+2 (2-2 (4-4)-1(4+(1-4)
|A|=-) (4-5²4) + 2(2-8+26)-1 (1-0)
|A|-²49-2831+4-12-54
1 X=
Since A is a real number, we get the solutions
to the linear equation when :
Alo
→-(2-1) (2-5) (0-3) ×0.
This means that
and that the number of solutions to the linear
equation for all real numbers an is infinite but
a 1,3,5
what happens when a is epal to I, 3 and 5?
It must be investigated separately.
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