When calculating the greatest common divisor between 2 numbers, once you have your, prime factorization how do I know which prime factors are used to multiply and get the greatest common divisor? In the picture I provide I have figured out the prime factorization but I am unaware of which numbers I select in each problem that I do that will give me the greatest common divisor

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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When calculating the greatest common divisor between 2 numbers, once you have your, prime factorization how do I know which prime factors are used to multiply and get the greatest common divisor? In the picture I provide I have figured out the prime factorization but I am unaware of which numbers I select in each problem that I do that will give me the greatest common divisor
311
63=3= x
42 =
387ッ2
321
30
Transcribed Image Text:311 63=3= x 42 = 387ッ2 321 30
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