USING DIRECT PROOF If x is a real number and x³-x²+x-1=0, then x=1
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
ChapterA: Appendix
Section: Chapter Questions
Problem 21E
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USING DIRECT PROOF
If x is a real number and x³-x²+x-1=0, then x=1.
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