1 3. Consider the system Ax=b, where A = 1 3 7 1 -1 (a) Find all possible values of b so that rank(A) = rank[A[b]. -1 -5 5 2 [b₁ 7, b = b₂ b3 [1 (b) Determine the values of k so that the rank of matrix C = 4 k 2 3] 5 6 is 2. 89

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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Related questions
Question
1
-1
1 3 -5
7 1 5
(a) Find all possible values of b so that rank(A) = rank[A]b].
3. Consider the system Ax = b, where A =
2
7, b=
[1
(b) Determine the values of k so that the rank of matrix C =
4
k
b2
b3
2
3]
5 6 is 2.
89
Transcribed Image Text:1 -1 1 3 -5 7 1 5 (a) Find all possible values of b so that rank(A) = rank[A]b]. 3. Consider the system Ax = b, where A = 2 7, b= [1 (b) Determine the values of k so that the rank of matrix C = 4 k b2 b3 2 3] 5 6 is 2. 89
Expert Solution
Step 1

Given: The linear system is Ax=b such that 

A=11-1213-57715-1x=x1x2x3x4, and b=b1b2b3

To find: a) All possible value is b so that rankA=rankAb.

            b) Values of k so that the rank of the matrix C=123456k89 is 2.

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