2x^2-(2x/2)=12

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Solution for 2x^2-(2x/2)=12 equation: 


x in (-oo:+oo)

2*x^2-((2*x)/2) = 12 // - 12

2*x^2-((2*x)/2)-12 = 0

2*x^2-x-12 = 0

2*x^2-x-12 = 0

DELTA = (-1)^2-(-12*2*4)

DELTA = 97

DELTA > 0

x = (97^(1/2)+1)/(2*2) or x = (1-97^(1/2))/(2*2)

x = (97^(1/2)+1)/4 or x = (1-97^(1/2))/4

x in { (1-97^(1/2))/4, (97^(1/2)+1)/4 }

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