Solve – x2 + x – 2 = 0.

• A. \(\frac{-1±i\sqrt{7}}{2}\)
• B. \(\frac{1±i\sqrt{7}}{2}\)
• C. \(\frac{1±\sqrt{7}}{2}\)
• D. \(\frac{-1±\sqrt{7}}{2}\)