   Chapter 11.CR, Problem 10CC ### Algebra and Trigonometry (MindTap ...

4th Edition
James Stewart + 2 others
ISBN: 9781305071742

#### Solutions

Chapter
Section ### Algebra and Trigonometry (MindTap ...

4th Edition
James Stewart + 2 others
ISBN: 9781305071742
Textbook Problem

# Consider the following linear system. { x + y = 3 3 x − y = 1 (a) Express the system as a matrix equation A X = B .(b) If a linear system is expressed as a matrix equation A X = B , how do we solve the system? Solve the system in part (a).

To determine

(a)

To express:

The system as a matrix equation AX=B.

Explanation

Given:

The following linear system,

{x+y=33xy=1

Calculation:

Write the expression of the system as a matrix equation.

A[xy]X=B

Therefore, the system as a

To determine

(b)

The solution for the linear system is expressed as a matrix equation AX=B.

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