Question

check whether 225 and 169 are co prime pr not

Answer 1

169 = 132

225 = 32 × 52

gcf, gcd (169; 225) = 1

1 is divisible only by 1 itself. 1 cannot be prime factorized. =

both of them have 1 common factor

Answer 2

The answer for this question is 1. Both have common factor.