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

C. K ? 8
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For the quadratic equation 2x^2 - 8x + 6 = 0, what is the product of the roots?

A. 3
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If the quadratic equation 3x² - 12x + k = 0 has roots that differ by 2, what is the value of k?

A. 18
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For the quadratic equation 2x² + 3x - 5 = 0, what is the product of the roots?

A. -5/2
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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