0 1 1 1 1 0 x A = 1 1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.2: The Law Of Cosines
Problem 10E
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Question

1. For what value detA?

2. Find x such that A is invertible. 

0 1 1
1 0 х
1
А —
1
1
x 0
Transcribed Image Text:0 1 1 1 0 х 1 А — 1 1 x 0
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