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g2+18=16
We move all terms to the left:
g2+18-(16)=0
We add all the numbers together, and all the variables
g^2+2=0
a = 1; b = 0; c = +2;
Δ = b2-4ac
Δ = 02-4·1·2
Δ = -8
Delta is less than zero, so there is no solution for the equation
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