Solve the Equation by the Method of Your Choice $$x ^ { 2 } + 12 x + 15 = 0$$

question 156

Multiple Choice

Solve the equation by the method of your choice.
- $$x ^ { 2 } + 12 x + 15 = 0$$

• A) \(\{ 6 - \sqrt { 15 } , 6 + \sqrt { 15 } \}\)
• B) \(\{ - 12 + \sqrt { 15 } \}\)
• C) \(\{ 6 + \sqrt { 21 } \}\)
• D) \(\{ - 6 - \sqrt { 21 } , - 6 + \sqrt { 21 } \}\)

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