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.5x^2-x+1200=0
We add all the numbers together, and all the variables
.5x^2-1x+1200=0
a = .5; b = -1; c = +1200;
Δ = b2-4ac
Δ = -12-4·.5·1200
Δ = -2399
Delta is less than zero, so there is no solution for the equation
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