For each of the statements below, say what method of proof you should use to prove them. Then say how the proof starts and how it ends. Bonus points for filling in the middle. a. There are no integers x and y such that x is a prime greater than 5 and x=6y+3. b. For all integers n, if n is a multiple of 3, then n can be written as the sum of consecutive integers. c. For all integers a and b, if a^2 + b^2 is odd, then a or b is odd.
For each of the statements below, say what method of proof you should use to prove them. Then say how the proof starts and how it ends. Bonus points for filling in the middle. a. There are no integers x and y such that x is a prime greater than 5 and x=6y+3. b. For all integers n, if n is a multiple of 3, then n can be written as the sum of consecutive integers. c. For all integers a and b, if a^2 + b^2 is odd, then a or b is odd.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.2: Mathematical Induction
Problem 50E: Show that if the statement 1+2+3+...+n=n(n+1)2+2 is assumed to be true for n=k, the same equation...
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For each of the statements below, say what method of proof you should use to prove them. Then say how the proof starts and how it ends. Bonus points for filling in the middle.
a. There are no integers x and y such that x is a prime greater than 5 and x=6y+3.
b. For all integers n, if n is a multiple of 3, then n can be written as the sum of consecutive integers.
c. For all integers a and b, if a^2 + b^2 is odd, then a or b is odd.
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