Solve the Equation by Completing the Square $$9 x ^ { 2 } + 36 x + 20 = 0$$

question 194

Multiple Choice

Solve the equation by completing the square.
- $$9 x ^ { 2 } + 36 x + 20 = 0$$

• A) \(\left\{ \frac { 2 } { 3 } , \frac { 10 } { 3 } \right\}\)
• B) \(\left\{ - \frac { 10 } { 3 } , \frac { 10 } { 3 } \right\}\)
• C) \(\left\{ - \frac { 2 } { 3 } , - \frac { 10 } { 3 } \right\}\)
• D) \(\left\{ - \frac { 2 } { 9 } , - \frac { 10 } { 9 } \right\}\)

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