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6x^2=-12
We move all terms to the left:
6x^2-(-12)=0
We add all the numbers together, and all the variables
6x^2+12=0
a = 6; b = 0; c = +12;
Δ = b2-4ac
Δ = 02-4·6·12
Δ = -288
Delta is less than zero, so there is no solution for the equation
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