Solve the Equation by Completing the Square $$x ^ { 2 } + 4 x - 9 = 0$$

question 50

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 4 x - 9 = 0$$

• A) \[- 2 \pm \sqrt { 13 }\]
• B) \[- 1 \pm \sqrt { 13 }\]
• C) \[2 + \sqrt { 13 }\]
• D) \[- 2 \pm 2 \sqrt { 13 }\]

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