F(x)=-x^2-16

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Solution for F(x)=-x^2-16 equation: 



(F)=-F^2-16

We move all terms to the left:

(F)-(-F^2-16)=0

We get rid of parentheses

F^2+F+16=0

a = 1; b = 1; c = +16;
Δ = b2-4ac
Δ = 12-4·1·16
Δ = -63
Delta is less than zero, so there is no solution for the equation

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