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Proof Without Words: Inequalities for Two Numbers Whose Sum Is One

by Claudi Alsina (Universitat Politècnica de Catalunya) and Roger B. Nelsen (Lewis and Clark College)

This article originally appeared in:
Mathematics Magazine
June, 2011

Subject classification(s): Algebra and Number Theory | Algebra | Inequalities
Applicable Course(s): 2.1 College Algebra

The authors explain certain inequalities visually.

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