Use the Method of Completing the Square to Solve the Quadratic

Multiple Choice

Use the method of completing the square to solve the quadratic equation. x 2 + 4 x $-$ 1 = 0

A) $x = - 2 \pm \sqrt { 5 }$
B) $x = 2 \pm \sqrt { 5 }$
C) $x = \sqrt { 5 } \pm 2$