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=8Q^2+4Q+2
We move all terms to the left:
-(8Q^2+4Q+2)=0
We get rid of parentheses
-8Q^2-4Q-2=0
a = -8; b = -4; c = -2;
Δ = b2-4ac
Δ = -42-4·(-8)·(-2)
Δ = -48
Delta is less than zero, so there is no solution for the equation
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