F(x)=x2+2.5x+1.5

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Solution for F(x)=x2+2.5x+1.5 equation: 



(F)=F2+2.5F+1.5

We move all terms to the left:

(F)-(F2+2.5F+1.5)=0

We add all the numbers together, and all the variables

-(+F^2+2.5F+1.5)+F=0

We get rid of parentheses

-F^2-2.5F+F-1.5=0

We add all the numbers together, and all the variables

-1F^2-1.5F-1.5=0

a = -1; b = -1.5; c = -1.5;
Δ = b2-4ac
Δ = -1.52-4·(-1)·(-1.5)
Δ = -3.75
Delta is less than zero, so there is no solution for the equation

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