Jawabanmu

2014-04-09T01:13:16+07:00
X1 + x2 = -1 , x1 * x2 = p ,----> x1 + x2 = -1 x1= -1 - x2 ----> 2x1 + x2 = 1 , 2(-1-x1) + x2 = 1 -> -2 -2x2 + x2 =1 -> -2 -x2 = 1 -> x2 = -3 ---> x1 *x2 = p , -1-(-3) *-3 = p , -6 =p semoga dapat membantu...^^