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For the quadratic equation 2x² - 4x + k = 0 to have real roots, what must be the condition on k?

C. K ? 8
Posted in:  Quadratic Equations -  Algebra -  Mathematics

What are the roots of the quadratic equation x² - 4x + 4 = 0?

A. 2, 2
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If f(x) = 2x^3 - 3x^2 + 4x - 6, what is the remainder when f(x) is divided by x - 2?

C. 2
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Which of the following is a factor of the polynomial x^2 - 5x + 6?

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

A. 5
Posted in:  Quadratic Equations -  Algebra -  Mathematics