Let A = [a₁ a2 (select all that apply) www an ] be an m x n matrix. Which of the following is/are true? If the matrix equation Ax = b has a solution, then Span (a₁, a. an} = Rn. **** If x is a vector in R", then the product Ax is a vector in R. □ If the matrix equation Ax = b has a solution, then b is in Span (a₁, a2..... an). The product Ax is defined when x is a 1 x n vector. □ If the matrix equation Ax = b has a solution, then b is a linear combination of a₁, a2. an- AARE

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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Question
Let A = [a₁ a₂
(select all that apply)
ME
an] be an m x n matrix. Which of the following is/are true?
If the matrix equation Ax = b has a solution, then Span (a₁, a₂,
www.
a₁] = R
If x is a vector in R", then the product Ax is a vector in R".
If the matrix equation Ax = b has a solution, then b is in Span (a₁, a₂.
The product Ax is defined when x is a 1 x n vector.
If the matrix equation Ax = b has a solution, then b is a linear combination of a₁, a₂..
-
****
an).
****
an.
Transcribed Image Text:Let A = [a₁ a₂ (select all that apply) ME an] be an m x n matrix. Which of the following is/are true? If the matrix equation Ax = b has a solution, then Span (a₁, a₂, www. a₁] = R If x is a vector in R", then the product Ax is a vector in R". If the matrix equation Ax = b has a solution, then b is in Span (a₁, a₂. The product Ax is defined when x is a 1 x n vector. If the matrix equation Ax = b has a solution, then b is a linear combination of a₁, a₂.. - **** an). **** an.
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