Solve the Equation by Completing the Square $$x ^ { 2 } + 4 x - 7 = 0$$

question 214

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 4 x - 7 = 0$$

• A) \(\{ - 2 - \sqrt { 11 } , - 2 + \sqrt { 11 } \}\)
• B) \(\{ - 2 - 1 \sqrt { 11 } , - 2 + 1 \sqrt { 11 } \}\)
• C) \(\{ - 1 - \sqrt { 11 } , - 1 + \sqrt { 11 } \}\)
• D) \(\{ 2 + \sqrt { 11 } \}\)

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