SubArea: Quadratic equations and inequalitiesLevel: AProject ID: 1003123801Accepted: 1Clonable: 0Easy: 1Choose the equation which has no real roots.\( x^2+\sqrt2=0 \)\( x^2+\sqrt2 x=0 \)\( x^2-\sqrt2=0 \)\( x^2-\sqrt2 x=0 \)
