Solve by Extracting Square Roots $$x ^ { 2 } - \frac { 2 } { 3 } x$$

Multiple Choice

Solve by extracting square roots.
-x $$x ^ { 2 } - \frac { 2 } { 3 } x$$

A) $\frac { 1 } { 9 } ; \left( x + \frac { 1 } { 3 } \right) ^ { 2 }$
B) $- \frac { 2 } { 3 } x ; \left( x - \frac { 1 } { 3 } \right) ^ { 2 }$
C) $\frac { 1 } { 9 } ; \left( x - \frac { 1 } { 3 } \right) ^ { 2 }$
D) $9 ; \left( x - \frac { 1 } { 3 } \right) ^ { 2 }$