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Earn +20 ptsQ: Are 3 and 5 considered prime factors because their GCF is 1?
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What are relativley prime numbers?
Positive integers are considered relatively prime when their GCF is 1, that is, when they have no common prime factors.
What is a relitivly prime number?
Numbers are considered relatively prime if they have no prime factors in common, that is, that their GCF is 1. 4 and 9 are relatively prime.
What is the GCF of 7 and 99?
1 because 7 is prime and 99's factors is 1,3,9,11,33,99
What is the GCF of 32 and 51?
51 is a prime number (its only factors are 1 and 51). Therefore, the GCF must be 1 because 51 doesn't go into 32.
What is the GCF of 18 and 10?
To find the GCF of 18 and 10 you have to split them into their prime factors: 18 = 2x3x3 10 = 2x5 Next you have to identify any common prime factors. In this case both numbers have a 2 as a prime factor. Therefore, the GCF of 18 and 10 is 2.
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