Question

30 and 17 coprime no.​

Answer 1

yes.... no other factor except 1

Answer 2

finding HCF of 30 and 17 by Euclid's division algorithm

30=17×1+13

17=13×1+4

13=4×3+1

4=1×4+0

Since,HCF of 30 and 17 is 1

Therefore it is co prime