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g^2+69=-18
We move all terms to the left:
g^2+69-(-18)=0
We add all the numbers together, and all the variables
g^2+87=0
a = 1; b = 0; c = +87;
Δ = b2-4ac
Δ = 02-4·1·87
Δ = -348
Delta is less than zero, so there is no solution for the equation
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