6 Determine the Most Efficient Method to Use When Solving $$( x + 10 ) ( x - 7 ) = 5$$

question 217

Multiple Choice

6 Determine the Most Efficient Method to Use When Solving a Quadratic Equation
- $$( x + 10 ) ( x - 7 ) = 5$$

• A) \(\left\{ \frac { - 3 \pm \sqrt { 309 } } { 2 } \right\}\)
• B) \(\left\{ \frac { 3 \pm \sqrt { 309 } } { 2 } \right\}\)
• C) \(\left\{ \frac { - 3 \pm i \sqrt { 309 } } { 2 } \right\}\)
• D) \(\left\{ \frac { 3 \pm \mathrm { i } \sqrt { 309 } } { 2 } \right\}\)

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