F(x)=-3x2+12x-11

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Solution for F(x)=-3x2+12x-11 equation: 



(F)=-3F^2+12F-11

We move all terms to the left:

(F)-(-3F^2+12F-11)=0

We get rid of parentheses

3F^2-12F+F+11=0

We add all the numbers together, and all the variables

3F^2-11F+11=0

a = 3; b = -11; c = +11;
Δ = b2-4ac
Δ = -112-4·3·11
Δ = -11
Delta is less than zero, so there is no solution for the equation

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