Prove by induction the following statements: i) 1· 1! + 2 · 2! +. +n · n! = (n + 1)! - 1, whenever n is a positive integer. ii) Let P(n) be the statement that, n! < n", where n is an integer greater than 1.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.2: Mathematical Induction
Problem 10E
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Prove by induction the following statements:
i) 1· 1! + 2 · 2! +.. +n · n! = (n + 1)! - 1, whenever n is a positive
integer.
ii) Let P(n) be the statement that, n! < n", where n is an integer greater than 1.
Transcribed Image Text:Prove by induction the following statements: i) 1· 1! + 2 · 2! +.. +n · n! = (n + 1)! - 1, whenever n is a positive integer. ii) Let P(n) be the statement that, n! < n", where n is an integer greater than 1.
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