when I put it into the quadratic formula: http://puu.sh/3kFcp.png
the answer is suppose to be j = -2/3 what did i do wrong?
Are you sure you copied this down right? I'm getting a negative radical when I use the quadratic equation.
Right away, plugging in makes
I wrote it down correctly, can you comment on my attempt?
I wrote it down correctly. . No, I don't think so.
If the answer is
. . the equation could be: .