3. Write out in set notation: a. The set of all integers divisible by 3 b. The set of all primes (you cannot use a prime() function) 4. Prove that for every integer n, if n is odd then n - 1 / 2 is odd
3. Write out in set notation: a. The set of all integers divisible by 3 b. The set of all primes (you cannot use a prime() function) 4. Prove that for every integer n, if n is odd then n - 1 / 2 is odd
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Discrete math

Transcribed Image Text:3. Write out in set notation:
a. The set of all integers divisible by 3
b. The set of all primes (you cannot use a
prime() function)
4. Prove that for every integer n, if n is odd then n - 1
/ 2 is odd
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