Check whether the equation 6x² – 7x + 2 = 0 has real roots, and if it has, find them by the method of completing the squares.

Question

TextSplitting the Middle Term in Quadratic Equations

Which constant should be added and subtracted to solve the quadratic equation 4x² – √3x – 5 = 0 by the method of completing the square?

Which constant must be added and subtracted to solve the quadratic equation 9x² + (3/4)x – √2 = 0 by the method of completing the square?