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9. Assume that matrix A is row equivalent to matrix B, and -1 B = 0 -2 1 -4 A 2 -4 1 -6 5 -6 10 7 (a) State dim Col A and dim Nul A. (b) Give a basis for Col A, Row A, and Nul A. 0. If A is a 5 × 4 matrix, what is the largest possible dimension of Row A? If A is a 4 × 5 matrix, what is the largest possible dimension of Row A? Explain.

9. Assume that matrix A is row equivalent to matrix B, and -1 B = 0 -2 1 -4 A 2 -4 1 -6 5 -6 10 7 (a) State dim Col A and dim Nul A. (b) Give a basis for Col A, Row A, and Nul A. 0. If A is a 5 × 4 matrix, what is the largest possible dimension of Row A? If A is a 4 × 5 matrix, what is the largest possible dimension of Row A? Explain.

Advanced Engineering Mathematics
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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please solve both i dont under stand 

9. Assume that matrix A is row equivalent to matrix B, and [1 -1 0 -2 1 -4 9 - A = 1 -4 1 B -6 -6 10 7 (a) State dim Col A and dim Nul A. (b) Give a basis for Col A, Row A, and Nul A. 10. If A is a 5 × 4 matrix, what is the largest possible dimension of Row A? If A is a 4 × 5 matrix, what is the largest possible dimension of Row A? Explain.
Transcribed Image Text:9. Assume that matrix A is row equivalent to matrix B, and [1 -1 0 -2 1 -4 9 - A = 1 -4 1 B -6 -6 10 7 (a) State dim Col A and dim Nul A. (b) Give a basis for Col A, Row A, and Nul A. 10. If A is a 5 × 4 matrix, what is the largest possible dimension of Row A? If A is a 4 × 5 matrix, what is the largest possible dimension of Row A? Explain.
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