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n2=-86
We move all terms to the left:
n2-(-86)=0
We add all the numbers together, and all the variables
n^2+86=0
a = 1; b = 0; c = +86;
Δ = b2-4ac
Δ = 02-4·1·86
Δ = -344
Delta is less than zero, so there is no solution for the equation
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