Problem 4 Let A be an n x k matrix, for some positive integers n and k . Suppose we are given that rank(A) 0, with rank(A) + rank(A") + nullity(A) = and nullity(A) + nullity(A") + rank(A) = 7. Find the size of this matrix A , namely find n and k . Hint. Use some appropriate results for this, and be methodical in analyzing the situation.
Problem 4 Let A be an n x k matrix, for some positive integers n and k . Suppose we are given that rank(A) 0, with rank(A) + rank(A") + nullity(A) = and nullity(A) + nullity(A") + rank(A) = 7. Find the size of this matrix A , namely find n and k . Hint. Use some appropriate results for this, and be methodical in analyzing the situation.
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter12: Algebra Of Matrices
Section12.3: M X N Matrices
Problem 49PS
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![Problem 4
Let A be an n x k matrix, for some positive integers n and k .
Suppose we are given that rank(A) + 0 , with
rank(A) + rank(A") + nullity(A) = 3
and
nullity(A) + nullity(A") + rank(A) = 7.
%3D
Find the size of this matrix A , namely find n and k .
Hint. Use some appropriate results for this, and be methodical in analyzing the
situation.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F431e3b5d-06ac-4557-88c5-2ff6ee54f70a%2Fc4f00dda-0ac8-4c7f-87f1-55c10e589d7c%2Fc7n41i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 4
Let A be an n x k matrix, for some positive integers n and k .
Suppose we are given that rank(A) + 0 , with
rank(A) + rank(A") + nullity(A) = 3
and
nullity(A) + nullity(A") + rank(A) = 7.
%3D
Find the size of this matrix A , namely find n and k .
Hint. Use some appropriate results for this, and be methodical in analyzing the
situation.
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