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4w-2w^2=6
We move all terms to the left:
4w-2w^2-(6)=0
a = -2; b = 4; c = -6;
Δ = b2-4ac
Δ = 42-4·(-2)·(-6)
Δ = -32
Delta is less than zero, so there is no solution for the equation
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