Solve the equation by completing the square. Express any complex numbers using i notation.x2 + 4x - 8 = 0
A. x = -2 ± 2
B. x = ±2
C. x = 2
± 2
D. x = -2 ± 2
Answer: A
Mathematics
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?
C)D)
?
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A. 
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A. 
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A. (h, k) = (- 
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B. (h, k) = (- 
, 2); r= 
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, -2); r = 
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