Which of the following equations has roots that are both negative?

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A. x² + 4x + 4 = 0

B. x² - 2x + 1 = 0

C. x² + 2x - 8 = 0

D. x² - 3x + 2 = 0

E. None of the above

Answer: A. x² + 4x + 4 = 0

The equation x² + 4x + 4 = 0 can be factored as (x + 2)² = 0, giving a double root at x = -2, which is negative.

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