Solve by Using the Quadratic Formula $$z ^ { 2 } = 8 z + 36$$

question 8

Multiple Choice

Solve by using the quadratic formula: $$z ^ { 2 } = 8 z + 36$$

• A) \(4 - 2 \sqrt { 13 } , 4 + 2 \sqrt { 13 }\)
• B) \(- 4 - 14 \sqrt { 13 } , - 4 + 14 \sqrt { 13 }\)
• C) \(- 2 \sqrt { 13 } , 2 \sqrt { 13 }\)
• D) \(4 - 14 \sqrt { 13 } , - 4 + 3 \sqrt { 13 }\)
• E) \(- 4 + 2 \sqrt { 13 } , - 4 - 2 \sqrt { 13 }\)

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