Exercise 1. Show that-9n² + 2n +6 is odd if n is odd.

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Exercise 1. Show that-9n² + 2n +6 is odd if n is odd.
Exercise 2. Show that 7n² +5n-1 is odd for any n € N.
Exercise 3. Show that n is odd if 10n²-5n-6 is odd.
Transcribed Image Text:Exercise 1. Show that-9n² + 2n +6 is odd if n is odd. Exercise 2. Show that 7n² +5n-1 is odd for any n € N. Exercise 3. Show that n is odd if 10n²-5n-6 is odd.
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