Question

Составьте пары взаимно-простых чисел:
1) 2,3,4,5,7,9,11,12,14,15,16,17,25,27,37,51
2) 63,72,73,75,81,85,87,91,93,99,101,103,121
3) 2,3,7,9,12,13,15,16,17,25,27,51,63,72,91

Answer 1

1) 2,3,5,7,11,17,37. 2) 73,101,103. 3) 2,3,7,13,17.