H(t)=-t^2-2t-4

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Solution for H(t)=-t^2-2t-4 equation: 



(H)=-H^2-2H-4

We move all terms to the left:

(H)-(-H^2-2H-4)=0

We get rid of parentheses

H^2+2H+H+4=0

We add all the numbers together, and all the variables

H^2+3H+4=0

a = 1; b = 3; c = +4;
Δ = b2-4ac
Δ = 32-4·1·4
Δ = -7
Delta is less than zero, so there is no solution for the equation

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