Find the Real Solutions, If Any, of the Equation $$x ^ { 2 } - 4 x - 7 = 0$$

question 9

Multiple Choice

Find the real solutions, if any, of the equation. Use the quadratic formula.
- $$x ^ { 2 } - 4 x - 7 = 0$$

• A) \(\{ 4 + \sqrt { 11 } , 4 - \sqrt { 11 } \}\)
• B) \(\{ 2 + \sqrt { 11 } , 2 - \sqrt { 11 } \}\)
• C) \(\{ - 2 + \sqrt { 11 } , - 2 - \sqrt { 11 } \}\)
• D) \(\{ 2 + \sqrt { 7 } , 2 - \sqrt { 7 } \}\)

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