Provide an appropriate response.Examine the discriminant and find the roots of the equation, rounding to the nearest hundredth if necessary: 12 + 4x - x2 = 0
A. x = -2, 6
B. x = 2.42, -0.42
C. x = 2 + 2.83i, 2 - 2.83i
D. x = 2, -6
Answer: A
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B. = -
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C. =
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D. = -
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?
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