Give a counterexample to show that (A+B)^-1 does not equal A^-1 + B^-1 in general.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.3: Algebraic Expressions
Problem 40E
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Give a counterexample to show that (A+B)^-1 does not equal A^-1 + B^-1 in general.

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