Find the order of the matrix shown below, pre-calculus assignment help

Anonymous

Question Description

Help with multiple choice pre-test.

Unformatted Attachment Preview

1. Find the order of the matrix shown below. 2×3 3×2 1×6 6×1 2. Which of the following shows the augmented matrix for the system of equations given below? 3. Which of the following shows the coefficient matrix for the system of equations given below? 4. Add 2 times R to R in the matrix given below. 2 3 5. Interchange R and R in the matrix given below. 1 3 6. Identify which matrix is in reduced row-echelon form. 7. Find the solution represented by the augmented matrix that has been reduced using Gauss-Jordan elimination. (1, 2, -1) (1, 1, 1) (1, 0, 0) (0, 1, 0) 8. Use Gauss-Jordan elimination to write the following matrix in reduced rowechelon form. 9. Use Gauss-Jordan elimination to write the following matrix in reduced rowechelon form. 10. The flow of traffic (in vehicles per hour) through a network of streets is shown below. ...
Purchase answer to see full attachment

Tutor Answer

DrCS
School: Purdue University

Hello,Here are the answers. For problem 10, are you sure about the choices? Because none of the choices match with the correct answer. Please let me know.Thanks and bye.

1. Find the order of the matrix shown below.

Answer: The matrix has 2 rows and 3 columns. So the order is 2x3
2×3
3×2
1×6
6×1

2. Which of the following shows the augmented matrix for the system of
equations given below?
Answer: The augmented matrix of a system of linear equations is formed from both the coefficients and
the constants of the equations. So the answer is B.

3. Which of the following shows the coefficient matrix for the system of
equations given below?

Answer: The coefficient matrix of a system...

flag Report DMCA
Review

Anonymous
Excellent job

Brown University





1271 Tutors

California Institute of Technology




2131 Tutors

Carnegie Mellon University




982 Tutors

Columbia University





1256 Tutors

Dartmouth University





2113 Tutors

Emory University





2279 Tutors

Harvard University





599 Tutors

Massachusetts Institute of Technology



2319 Tutors

New York University





1645 Tutors

Notre Dam University





1911 Tutors

Oklahoma University





2122 Tutors

Pennsylvania State University





932 Tutors

Princeton University





1211 Tutors

Stanford University





983 Tutors

University of California





1282 Tutors

Oxford University





123 Tutors

Yale University





2325 Tutors