9/2y^2-2y-5/2y-2

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Solution for 9/2y^2-2y-5/2y-2 equation: 


y in (-oo:+oo)

(9/2)*y^2-(2*y)-((5/2)*y)-2 = 0

(9/2)*y^2-2*y+(-5/2)*y-2 = 0

9/2*y^2-9/2*y-2 = 0

DELTA = (-9/2)^2-(-2*4*9/2)

DELTA = 225/4

DELTA > 0

y = ((225/4)^(1/2)+9/2)/(2*9/2) or y = (9/2-(225/4)^(1/2))/(2*9/2)

y = 4/3 or y = -1/3

y in { -1/3, 4/3 }

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