Question

Which of following pair of numbers are co_prime a.52and 81 b.26and 34 c.13 and 39. d.54 and 27​

Answer 1

Step-by-step explanation:

co prime numbers are numbers whose common factor is 1

52 & 81 are co prime because factors of

52= 1*2*2*13

81=1*3*3*3*3

so common factor is 1, therefore co prime