Jawabanmu

2014-08-27T09:12:13+07:00
A. (a-2)(a-1) = 0
     a1=2   a2=1
b. (p-8)(p-1)= 0
     p1=8    p2=1
c. (t+4)(t+2) = 0
    t1=-4  t2=-2 
2014-08-27T09:27:35+07:00
A. (a-2)(a-1)
b. (p-8)(p-1)
c. (t+4)(t+2)