Question

Find common factors of 361² and 81²²​

Answer 1

Answer:

361^2=1,30,321

81^2=6561

now factors of 130321= 1, 19, 361, 6859, 130321

factors of 6561= 1, 3, 9, 27, 81, 243, 729, 2187, 6561

therefore only 1 is the common factor.