w^2-22w+121=0

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Solution for w^2-22w+121=0 equation: 



w^2-22w+121=0

a = 1; b = -22; c = +121;
Δ = b2-4ac
Δ = -222-4·1·121
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$w=\frac{-b}{2a}=\frac{22}{2}=11$

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