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What is the L.C.M. of the polynomials x^2 - 1 and x^2 - 4?

A. (X - 1)(X + 1)(X - 2)(X + 2)
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Which of the following quadratic equations has roots that are both real and equal?

A. X² - 4X + 4 = 0
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What is the result of (x^2 - 1) ÷ (x - 1)?

A. X + 1
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What is the sum of the roots of the quadratic equation x² - 5x + 6 = 0?

A. 5
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What is the product of the roots of the quadratic equation 2x² - 8x + 6 = 0?

A. 3
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