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X^2+X^2-6X+14=0
We add all the numbers together, and all the variables
2X^2-6X+14=0
a = 2; b = -6; c = +14;
Δ = b2-4ac
Δ = -62-4·2·14
Δ = -76
Delta is less than zero, so there is no solution for the equation
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