SOLUTION: Please help! show me how... thanks! x2+12x-3

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Question 75852: Please help! show me how... thanks!
x2+12x-3

Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
THIS REQUIERES THE QUADRATIC EQUATION:
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
X=(-12+-SQRT[12^2-4*1*-3])/2*1
X=(-12+-SQRT[144+12])/2
X=(-12+-SQRT156)/2
X=(-12+-12.50)/2
X=(-12+12.50)/2
X=.50/2
X=.25 ANSWER
X=(-12-12.5)/2
X=24.5/2
X=12.25 ANSWER