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Exercises 17–20 refer to the matrices A and B
Chapter 1, Problem 17E(choose chapter or problem)
QUESTION:
PROBLEM 17E
Exercises 17–20 refer to the matrices A and B below. Make appropriate calculations that justify your answers and mention an appropriate theorem.
How many rows of A contain a pivot position? Does the equation Ax = b have a solution for each b in ℝ4?
Questions & Answers
QUESTION:
PROBLEM 17E
Exercises 17–20 refer to the matrices A and B below. Make appropriate calculations that justify your answers and mention an appropriate theorem.
How many rows of A contain a pivot position? Does the equation Ax = b have a solution for each b in ℝ4?
ANSWER:
Solution :
Step 1 :
we given the matrix