WHAT IS IT When describing the natures or characters of the roots of a quadratic equation, it can be one of each of the following (a) Real or Imaginary (b) Rational or irrational (c) Equal or unequal Given the form of the equation, ax2 + bx + c = 0, where a,b,c are real numbers and a = 0, then using the quadratic formula, the roots are -662-4ac and -5-462-4ac 2a 20