SOLUTION: 3 x^2=4 cant come up with the answer

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Question 52824: 3 x^2=4 cant come up with the answer
Answer by funmath(2933) About Me  (Show Source):
You can put this solution on YOUR website!
3x%5E2=4
3x%5E2%2F3=4%2F3
x%5E2=4%2F3
sqrt%28x%5E2%29=%2B-sqrt%284%2F3%29
x=%28%2B-2%29%2Fsqrt%283%29
x=%2B-2%2Asqrt%283%29%2F%28%28sqrt%283%29%29%2A%28sqrt%283%29%29%29
x=%2B-2%2Asqrt%283%29%2F%28sqrt%289%29%29
x=%2B-2%2Asqrt%283%29%2F3
I've previewed this, and try as I might, I can't figure out why the computer only makes + or - on the fourth line. It should be that way all the way down. The answer should read:
x=+-(2*sqrt(3))/3