Jawabanmu

2014-08-20T23:27:33+07:00
P = 1, 2, 3, 4, 6, 12
q = 2, 4, 6, 8
r = 4, 8

2014-08-20T23:38:45+07:00
P= {1,2,3,4,6,12}
q= { 2,4,6,8 }
r= {4,8)

A.  P,Q,R= {1,2,3,4,6,8,12}
 kalo salah, harap dimaklumin, masih SMP :3