1/2y^2-3/2y-14=0

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Solution for 1/2y^2-3/2y-14=0 equation: 


y in (-oo:+oo)

(1/2)*y^2-((3/2)*y)-14 = 0

(1/2)*y^2+(-3/2)*y-14 = 0

1/2*y^2-3/2*y-14 = 0

DELTA = (-3/2)^2-(-14*1/2*4)

DELTA = 121/4

DELTA > 0

y = ((121/4)^(1/2)+3/2)/(1/2*2) or y = (3/2-(121/4)^(1/2))/(1/2*2)

y = 7 or y = -4

y in { -4, 7 }

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