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If the roots of the quadratic equation 2x² + 3x + k = 0 are real and equal, what is the value of k?

A. -4.5
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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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If the highest common factor (H.C.F.) of the polynomials 2x^2 - 8 and 4x^2 - 16 is k, what is the value of k?

B. 4(X - 2)
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A quadratic equation has roots 4 and -1. What is the equation in standard form?

A. X^2 - 3X - 4 = 0
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Which of the following quadratic equations has roots that are both real and equal?

A. X^2 - 4X + 4 = 0
Posted in:  Quadratic Equations -  Algebra -  Mathematics