No, they are not relatively prime.
Yes
yes
Yes, e.g. 3 and 5 are relatively prime, 27 (33) and 25 (52) are relatively prime...
The GCF is 13.
No, they are not relatively prime.
Yes, 143 and 63 are relatively prime because they have no prime factors in common.
No, they are not relatively prime.
No, they are not.
Yes, they are relatively prime.
Yes
No
Yes.
Yes, they are relatively prime.
yes
52
Yes, e.g. 3 and 5 are relatively prime, 27 (33) and 25 (52) are relatively prime...