F(x)=x2-3x+5

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Solution for F(x)=x2-3x+5 equation: 



(F)=F2-3F+5

We move all terms to the left:

(F)-(F2-3F+5)=0

We add all the numbers together, and all the variables

-(+F^2-3F+5)+F=0

We get rid of parentheses

-F^2+3F+F-5=0

We add all the numbers together, and all the variables

-1F^2+4F-5=0

a = -1; b = 4; c = -5;
Δ = b2-4ac
Δ = 42-4·(-1)·(-5)
Δ = -4
Delta is less than zero, so there is no solution for the equation

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