4x^2-x-(1/2)

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Solution for 4x^2-x-(1/2) equation: 


x in (-oo:+oo)

4*x^2-x-(1/2) = 0

4*x^2-x-1/2 = 0

4*x^2-x-1/2 = 0

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

DELTA = 9

DELTA > 0

x = (9^(1/2)+1)/(2*4) or x = (1-9^(1/2))/(2*4)

x = 1/2 or x = -1/4

x in { -1/4, 1/2 }

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