45 and 64 are not prime numbers because they both have more than two factors
Yes, 45 and 64 are relatively prime because they do not share any prime factors.
Their GCF is 1.
Yes, they are.
45 and 64 relatively prime because their GCF is 1.
Their GCF is 1.
No, 45 and 84 are not relatively prime.
22 is not relatively prime
No, they are not relatively prime.
Numbers are either prime or they aren't. In this case, 45 is divisible by 3 and 15; sixty-four goes into 2, 4, 8 and 32. The term "relatively prime" compares two numbers and their common factors. If the GCF of the two numbers is 1, then they are "relatively prime."
A single number, such as 2664, cannot be relatively prime.
No, they are not.
No.