F(X)=4x^2+8.

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Solution for F(X)=4x^2+8. equation: 



(F)=4F^2+8.

We move all terms to the left:

(F)-(4F^2+8.)=0

We get rid of parentheses

-4F^2+F-8.=0

We add all the numbers together, and all the variables

-4F^2+F-8=0

a = -4; b = 1; c = -8;
Δ = b2-4ac
Δ = 12-4·(-4)·(-8)
Δ = -127
Delta is less than zero, so there is no solution for the equation

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