Jawabanmu

2014-06-07T13:05:38+07:00
2-x^2=|x|
2-x^2-|x|=0
-x^2-|x|+2=0
x^2+|x|-2=0

D= b^2-4ac=1-4(-2).1=1+8=9
L=D√D/6a^2=9√9/6=27/6=9/2 SL
2014-06-07T13:12:21+07:00
2-x²=|x|
2-x²-|x|=0
-x²-|x|+2=0
x²+|x|-2=0

D= b²-4ac=1-4(-2).1
  =1 + 8=9
L=D√D/6a²
  =9√9/6=27/6
  =9/2