F(x)=4x^2-8x+9

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Solution for F(x)=4x^2-8x+9 equation: 



(F)=4F^2-8F+9

We move all terms to the left:

(F)-(4F^2-8F+9)=0

We get rid of parentheses

-4F^2+F+8F-9=0

We add all the numbers together, and all the variables

-4F^2+9F-9=0

a = -4; b = 9; c = -9;
Δ = b2-4ac
Δ = 92-4·(-4)·(-9)
Δ = -63
Delta is less than zero, so there is no solution for the equation

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