Determine the values of the parameter s for which the system has a unique solution, and describe the solution. Sx, - 5sx2 = 3 4x,-20sx2 = 5 17 12+5s O A. s#1; X, = and X2 4(s+1) 20s(s + 1) 7 and x, = 12-5s O B. s# ±1; X, 4(s+1) 20s(s + 1) 12-5s OC. s#0, 1; x, = and 4(s-1) X2 %3D 20s(s - 1) 7 12-5s O D. s#1; x, = and x, = 20(s - 1)(s+ 1) 20(s 1)(s + 1)

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.1: Systems Of Two Linear Equations In Two Variables
Problem 91PS
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Determine the values of the parameter s for which the system has a unique solution, and describe the solution.
sx, - 5sx2
SX1
=D3
4x,
-20sx2 = 5
%3D
12+5s
O A. s#1; x, =
17
and X2 =
4(s+1)
20s(s+ 1)
12 - 5s
O B. s# ±1; x,
and X2
%3D
%3D
4(s+ 1)
20s(s + 1)
12- 5s
OC. s#0, 1; X =
and X2
%3D
4(s-1)
20s(s - 1)
12-5s
O D. s#1; x, =
and X2
%3D
20(s - 1)(s + 1)
20(s - 1)(s + 1)
Transcribed Image Text:Determine the values of the parameter s for which the system has a unique solution, and describe the solution. sx, - 5sx2 SX1 =D3 4x, -20sx2 = 5 %3D 12+5s O A. s#1; x, = 17 and X2 = 4(s+1) 20s(s+ 1) 12 - 5s O B. s# ±1; x, and X2 %3D %3D 4(s+ 1) 20s(s + 1) 12- 5s OC. s#0, 1; X = and X2 %3D 4(s-1) 20s(s - 1) 12-5s O D. s#1; x, = and X2 %3D 20(s - 1)(s + 1) 20(s - 1)(s + 1)
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