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X^2-2X^2=6
We move all terms to the left:
X^2-2X^2-(6)=0
We add all the numbers together, and all the variables
-1X^2-6=0
a = -1; b = 0; c = -6;
Δ = b2-4ac
Δ = 02-4·(-1)·(-6)
Δ = -24
Delta is less than zero, so there is no solution for the equation
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