Proving Polynomial Identifies 1) Show that (a + b)2 – (a – b)² = 4ab is a polynomial identity.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Eigenvalues And Eigenvectors
Section7.1: Eigenvalues And Eigenvectors
Problem 59E
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Proving Polynomial Identifies
1) Show that (a + b)2 – (a – b)² = 4ab is a polynomial identity.
Transcribed Image Text:Proving Polynomial Identifies 1) Show that (a + b)2 – (a – b)² = 4ab is a polynomial identity.
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