20t-4.9t^2=50

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Solution for 20t-4.9t^2=50 equation: 



20t-4.9t^2=50

We move all terms to the left:

20t-4.9t^2-(50)=0

a = -4.9; b = 20; c = -50;
Δ = b2-4ac
Δ = 202-4·(-4.9)·(-50)
Δ = -580
Delta is less than zero, so there is no solution for the equation

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