1. If t, and s, are trinagular and square numbers, respectively, show that 8t, +1= s2n+1- 2. A pentagonal number p, is defined by n(3n – 1) Pn a. Determine and illustrate the first four pentagonal numbers. b. Define pn recursively.
1. If t, and s, are trinagular and square numbers, respectively, show that 8t, +1= s2n+1- 2. A pentagonal number p, is defined by n(3n – 1) Pn a. Determine and illustrate the first four pentagonal numbers. b. Define pn recursively.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.7: Distinguishable Permutations And Combinations
Problem 30E
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