3. Prove that for all n EN+, i=1 2 3² = 1 1 37

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.6: Permutations
Problem 13E
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3. Prove that for all n € N+,
4. Use induction to prove that
i=]
= 1
Σ()(!) = (n + 1)! - 1
=
i=1
Transcribed Image Text:3. Prove that for all n € N+, 4. Use induction to prove that i=] = 1 Σ()(!) = (n + 1)! - 1 = i=1
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