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Solve the Equation by Completing the Square x2+5x5=0x ^ { 2 } + 5 x - 5 = 0

Question 17

Multiple Choice

Solve the equation by completing the square.
- x2+5x5=0x ^ { 2 } + 5 x - 5 = 0


A) {5+352}\left\{ \frac { 5 + 3 \sqrt { 5 } } { 2 } \right\}
B) {5±35}\{ - 5 \pm 3 \sqrt { 5 } \}
C) {5352}\left\{ \frac { - 5 - 3 \sqrt { 5 } } { 2 } \right\}
D) {5±352}\left\{ \frac { - 5 \pm 3 \sqrt { 5 } } { 2 } \right\}

Correct Answer:

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