4v^2-25^-21=0

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Solution for 4v^2-25^-21=0 equation: 



4v^2-25^-21=0

We add all the numbers together, and all the variables

4v^2=0

a = 4; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·4·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$v=\frac{-b}{2a}=\frac{0}{8}=0$

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