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th 6) Let t, be the k" triangular number. Prove that t, + 4 k + 10 is k k also triangular.

th 6) Let t, be the k" triangular number. Prove that t, + 4 k + 10 is k k also triangular.

Algebra & Trigonometry with Analytic Geometry
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 22E
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th 6) Let t, be the k" triangular number. Prove that t, + 4 k + 10 is k also triangular.
Transcribed Image Text:th 6) Let t, be the k" triangular number. Prove that t, + 4 k + 10 is k also triangular.
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