Matematika B - 2023. ljeto, 17.

A. $\frac{-1+\sqrt{1-4c}}{2}\backslash frac\{-1+\backslash sqrt\{1-4\; c\}\}\{2\}$

B. $\frac{-1+\sqrt{1+4c}}{2}\backslash frac\{-1+\backslash sqrt\{1+4\; c\}\}\{2\}$

C. $\frac{1+\sqrt{1-4c}}{2}\backslash frac\{1+\backslash sqrt\{1-4\; c\}\}\{2\}$

D. $\frac{1+\sqrt{1+4c}}{2}\backslash frac\{1+\backslash sqrt\{1+4\; c\}\}\{2\}$