-b^2-2b-2=0

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Solution for -b^2-2b-2=0 equation: 



-b^2-2b-2=0

We add all the numbers together, and all the variables

-1b^2-2b-2=0

a = -1; b = -2; c = -2;
Δ = b2-4ac
Δ = -22-4·(-1)·(-2)
Δ = -4
Delta is less than zero, so there is no solution for the equation

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