An alternative method to solve a quadratic equation is to complete the square ... Solve \(x^2 + 6x - 10 = 0\) by completing the square. Halving the value of \(b\) (the coefficient of \(x ...

For instance, I mentioned Al-­Khwārizmī’s "completing the square" in order to solve a quadratic equation. It's actually a 4,000-­year-­old problem, dating back (as far as the historical ...

Some quadratics cannot be factorised. An alternative method to solve a quadratic equation is to complete the square. To solve an equation of the form \(x^2 + bx + c = 0\) consider the expression ...