2x^2-4x1/5

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Solution for 2x^2-4x1/5 equation: 


x in (-oo:+oo)

2*x^2-(4*x) < 1/5 // - 1/5

2*x^2-(4*x)-(1/5) < 0

2*x^2-4*x-1/5 < 0

2*x^2-4*x-1/5 < 0

DELTA = (-4)^2-(-1/5*2*4)

DELTA = 88/5

DELTA > 0

x = ((88/5)^(1/2)+4)/(2*2) or x = (4-(88/5)^(1/2))/(2*2)

x = ((88/5)^(1/2)+4)/4 or x = (4-(88/5)^(1/2))/4

a = 2

a > 0

x in ((4-(88/5)^(1/2))/4:((88/5)^(1/2)+4)/4)

x in ((4-(88/5)^(1/2))/4:((88/5)^(1/2)+4)/4)

((4-(88/5)^(1/2))/4:((88/5)^(1/2)+4)/4)

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