8~9p 1.(1)X (2)O (3)O (4)X 2.(1)2x3제곱 (2)2x3제곱 (3)2x3 3.(1)25 (2)18 (3)8 (4)15 4.(1)1,3,5,15 (2)1,2,4, (3)1,2,3,4,6,12 (4)1,2,5,10 5.(1)2제곱x3세제곱 (2)2제곱x3제곱x5 (3)2세제곱x3제곱x5x7 (4)2세제곱x3제곱x5 (5)2세제곱x3제곱x5제곱x7
당신은 어느 그룹입니까?