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

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

A. 2, 2
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What is the sum of the roots of the quadratic equation 2x² - 4x + 1 = 0?

A. 2
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If the roots of the quadratic equation x² + px + q = 0 are 3 and -2, what is the value of p?

C. -5
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