F(n)=n2+2

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Solution for F(n)=n2+2 equation: 



(F)=F2+2

We move all terms to the left:

(F)-(F2+2)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-F^2+F-2=0

We add all the numbers together, and all the variables

-1F^2+F-2=0

a = -1; b = 1; c = -2;
Δ = b2-4ac
Δ = 12-4·(-1)·(-2)
Δ = -7
Delta is less than zero, so there is no solution for the equation

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