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Solve the Equation Using the Quadratic Formula 2x2=8x72 x ^ { 2 } = - 8 x - 7

Question 186

Multiple Choice

Solve the equation using the quadratic formula.
- 2x2=8x72 x ^ { 2 } = - 8 x - 7


A) {8±22}\left\{ \frac { - 8 \pm \sqrt { 2 } } { 2 } \right\}
B) {4±24}\left\{ \frac { - 4 \pm \sqrt { 2 } } { 4 } \right\}
C) {4±302}\left\{ \frac { - 4 \pm \sqrt { 30 } } { 2 } \right\}
D) {4±22}\left\{ \frac { - 4 \pm \sqrt { 2 } } { 2 } \right\}

Correct Answer:

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