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

A. 2
Posted in:  Quadratic Equations -  Algebra -  Mathematics

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

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

C. K ? -4
Posted in:  Quadratic Equations -  Algebra -  Mathematics

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

A. 2
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If the roots of the quadratic equation x² - 5x + k = 0 are real and equal, what is the value of k?

A. 6.25
Posted in:  Quadratic Equations -  Algebra -  Mathematics