An alternative method to solve a quadratic equation is to complete the square. To solve an equation of the form \(x^2 + bx ... giving \((x + 3)^2 – 19 = 0\). Rearrange this quadratic to ...

An alternative method to solve a quadratic equation ... Rearrange this quadratic to get \((x + 3)^2\) alone on the left hand side by adding 19 to each side. To find approximate solutions in ...