Question

scrieti toate fractile de forma a/b unde a, b sunt nr naturale prime dinstincte cuprinse intre 6 si 18

Answer 1

12 supra 6 ; 14 supra 7 ; 16 supra 8 ; 18 supra 9

Answer 2

a={7 , 11 , 13 , 17}
b={7 , 11 , 13 , 17}
=>a/b={7/11 , 7/13 , 7/17 ,11/7 , 11/13 , 11/17 , 13/7 , 13/11 , 13/17 , 17/7 , 17/11 , 17/13}