Jawabanmu

2014-04-02T17:23:52+07:00
2014-04-02T17:39:09+07:00
3-4x-4x²=0
4x²+4x-3=0
(2x-1)(2x+3)=0
2x=1    2x=-3
x= 1/2  x= 3/2
HP= {1/2,3/2}
kyaknya ...