6. Consider the identity: *(*) - -(: :) k - 1 a. Is this true? Try it for a few values of n and k. b. Use the formula for () to give an algebraic proof of the identity. c. Give a combinatorial proof of the identity.
6. Consider the identity: *(*) - -(: :) k - 1 a. Is this true? Try it for a few values of n and k. b. Use the formula for () to give an algebraic proof of the identity. c. Give a combinatorial proof of the identity.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.3: Zeros Of Polynomials
Problem 54E
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