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-4.9t^2=1.27
We move all terms to the left:
-4.9t^2-(1.27)=0
We add all the numbers together, and all the variables
-4.9t^2-1.27=0
a = -4.9; b = 0; c = -1.27;
Δ = b2-4ac
Δ = 02-4·(-4.9)·(-1.27)
Δ = -24.892
Delta is less than zero, so there is no solution for the equation
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