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2x^2-2x+5/2=0
We multiply all the terms by the denominator
2x^2*2-2x*2+5=0
Wy multiply elements
4x^2-4x+5=0
a = 4; b = -4; c = +5;
Δ = b2-4ac
Δ = -42-4·4·5
Δ = -64
Delta is less than zero, so there is no solution for the equation
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