1 - 2 3 - 4 If T is defined by T(x) = Ax, find a vector x whose image under T is b, and determine whether x is unique. Let A = 1 -4 and b = - 13 5 - 11 15 - 3 Find a single vector x whose image under T is b. Is the vector x found in the previous step unique? A. Yes, because there is a free variable in the system of equations. B. No, because there are no free variables in the system of equations. O C. No, because there is a free variable in the system of equations. D. Yes, because there are no free variables in the system of equations.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1
- 2
3
- 4
If T is defined by T(x) = Ax, find a vector x whose image under T is b, and determine whether x is unique. Let A =0
1 -4
and b =
- 13
5 - 11
15
- 3
Find a single vector x whose image under Tis b.
Is the vector x found in the previous step unique?
O A. Yes, because there is a free variable in the system of equations.
B. No. because there are no free variables in the system of equations.
OC. No. because there is a free variable in the system of equations.
O D. Yes, because there are no free variables in the system of equations.
Transcribed Image Text:1 - 2 3 - 4 If T is defined by T(x) = Ax, find a vector x whose image under T is b, and determine whether x is unique. Let A =0 1 -4 and b = - 13 5 - 11 15 - 3 Find a single vector x whose image under Tis b. Is the vector x found in the previous step unique? O A. Yes, because there is a free variable in the system of equations. B. No. because there are no free variables in the system of equations. OC. No. because there is a free variable in the system of equations. O D. Yes, because there are no free variables in the system of equations.
Determine which matrices are in reduced echelon form and which others are only in echelon form.
1 40
0 00 0
110 11
10 10
0 40 4 4
b. 0 1 1 0
c.
0 0 0 22
0 0 0 0 3
0 0 10
0 0 0 1
0 0 0 1
Is matrix a in reduced echelon form, echelon form only, or neither?
reduced echelon form
echelon form only
neither
Is matrix b in reduced echelon form, echelon form only, or neither?
reduced echelon form
echelon form only
neither
Is matrix c in reduced echelon form, echelon form only, or neither?
echelon form only
reduced echelon form
neither
Transcribed Image Text:Determine which matrices are in reduced echelon form and which others are only in echelon form. 1 40 0 00 0 110 11 10 10 0 40 4 4 b. 0 1 1 0 c. 0 0 0 22 0 0 0 0 3 0 0 10 0 0 0 1 0 0 0 1 Is matrix a in reduced echelon form, echelon form only, or neither? reduced echelon form echelon form only neither Is matrix b in reduced echelon form, echelon form only, or neither? reduced echelon form echelon form only neither Is matrix c in reduced echelon form, echelon form only, or neither? echelon form only reduced echelon form neither
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