2y^2-5y-6/2y-1

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Solution for 2y^2-5y-6/2y-1 equation: 


y in (-oo:+oo)

2*y^2-(5*y)-((6/2)*y)-1 = 0

2*y^2-5*y-3*y-1 = 0

2*y^2-8*y-1 = 0

DELTA = (-8)^2-(-1*2*4)

DELTA = 72

DELTA > 0

y = (72^(1/2)+8)/(2*2) or y = (8-72^(1/2))/(2*2)

y = (6*2^(1/2)+8)/4 or y = (8-6*2^(1/2))/4

y in { (8-6*2^(1/2))/4, (6*2^(1/2)+8)/4 }

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