Solve the Equation by Completing the Square $4 x ^ { 2 } - 5 x + 28 = 0$

Multiple Choice

Solve the equation by completing the square. $4 x ^ { 2 } - 5 x + 28 = 0$

A) $x = \frac { 5 } { 8 } \pm \frac { \sqrt { 423 } i } { 8 }$
B) $x = \frac { 25 } { 8 } \pm \frac { \sqrt { 62 } i } { 2 }$
C) $x = \frac { 5 } { 8 } \pm \frac { \sqrt { 473 } } { 8 }$
D) $x = \frac { 5 } { 8 } \pm \frac { \sqrt { 62 } } { 8 }$
E) $x = \frac { 25 } { 8 } \pm \frac { \sqrt { 423 } } { 4 }$