2y^2+7y+7/2

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Solution for 2y^2+7y+7/2 equation: 


y in (-oo:+oo)

2*y^2+7*y+7/2 = 0

2*y^2+7*y+7/2 = 0

DELTA = 7^2-(2*7/2*4)

DELTA = 21

DELTA > 0

y = (21^(1/2)-7)/(2*2) or y = (-21^(1/2)-7)/(2*2)

y = (21^(1/2)-7)/4 or y = (-(21^(1/2)+7))/4

y in { (-(21^(1/2)+7))/4, (21^(1/2)-7)/4 }

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