Solved

Solve the Equation by Completing the Square $z ^ { 2 } + 10 z + 12 = 0$

Question 8

Multiple Choice

Solve the equation by completing the square.
- $z ^ { 2 } + 10 z + 12 = 0$

A) $5 \pm 2 \sqrt { 3 }$
B) $5 + \sqrt { 13 }$
C) $- 5 \pm \sqrt { 13 }$
D) $- 10 + 2 \sqrt { 3 }$

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