Jawabanmu

2014-05-21T20:50:02+07:00
Jadi gini,
x^2 - 8x + C =0
x1 = x
x2 = 3x -1.

-b/a = x1+x2
-(-8)/1 = x+3x-1
8=4x-1
x=9/4

C/a = x1*x2
C = 9/4 * (27/4 - 1)
C = 9/4 * (27/4 - 4/4)
C = 9/4 * (23/4)
C = 207/16
thnks ya,, tpi jwbanya gk ada,,..
Walahh, okee2
kakak pintar jga ya,..