Solve the Equation by Using the Quadratic Formula $$7 x ( x - 2 ) = 5$$

Solve the equation by using the quadratic formula. $$7 x ( x - 2 ) = 5$$

A) $\left\{ 1 \pm \frac { 2 \sqrt { 21 } } { 7 } i \right\}$
B) $\left\{ 1 \pm \frac { 2 \sqrt { 21 } } { 7 } \right\}$
C) $\left\{ - 1 + \frac { 2 \sqrt { 21 } } { 7 } i , - 6 + \frac { 2 \sqrt { 21 } } { 7 } i \right\}$
D) $\left\{ - 1 + \frac { 2 \sqrt { 21 } } { 7 } , - 6 + \frac { 2 \sqrt { 21 } } { 7 } \right\}$

Correct Answer:

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