F(2)=x^2-x+3

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Solution for F(2)=x^2-x+3 equation: 



(2)=F^2-F+3

We move all terms to the left:

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

We get rid of parentheses

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

We add all the numbers together, and all the variables

-1F^2+F-1=0

a = -1; b = 1; c = -1;
Δ = b2-4ac
Δ = 12-4·(-1)·(-1)
Δ = -3
Delta is less than zero, so there is no solution for the equation

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