Question

HCK (5;20)
HCK (4;18)
HCK (9;15)
СРОЧНО ОЧЕНЬ НАДО

Answer 1

5 = 5

20 = 2 * 2 * 5

НОК (5; 20) = 2 * 2 * 5 = 20

4 = 2 * 2

18 = 2 * 3 * 3

НОК (4; 18) = 2 * 3 * 3 * 2 = 36

9 = 3 * 3

15 = 3 * 5

НОК (9; 15) = 3 * 5 * 3 = 45