F(-x)=x^2-2x+4

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Solution for F(-x)=x^2-2x+4 equation: 



(-F)=F^2-2F+4

We move all terms to the left:

(-F)-(F^2-2F+4)=0

We add all the numbers together, and all the variables

(-1F)-(F^2-2F+4)=0

We get rid of parentheses

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

We add all the numbers together, and all the variables

-1F^2+F-4=0

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

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