H(t)=-4.9t^2-4t-12

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Solution for H(t)=-4.9t^2-4t-12 equation: 



(H)=-4.9H^2-4H-12

We move all terms to the left:

(H)-(-4.9H^2-4H-12)=0

We get rid of parentheses

4.9H^2+4H+H+12=0

We add all the numbers together, and all the variables

4.9H^2+5H+12=0

a = 4.9; b = 5; c = +12;
Δ = b2-4ac
Δ = 52-4·4.9·12
Δ = -210.2
Delta is less than zero, so there is no solution for the equation

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