Y=0.5x^2-x+8

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Solution for Y=0.5x^2-x+8 equation: 



=0.5Y^2-Y+8

We move all terms to the left:

-(0.5Y^2-Y+8)=0

We get rid of parentheses

-0.5Y^2+Y-8=0

a = -0.5; b = 1; c = -8;
Δ = b2-4ac
Δ = 12-4·(-0.5)·(-8)
Δ = -15
Delta is less than zero, so there is no solution for the equation

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