To derive the quadratic formula start by subtracting c from both sides of the equation. Y ax 2 bx c. The numerals a b and c are coefficients of the equation and they represent known numbers.
Make room on the left-hand side and put a copy of a in front of this space.
Identify the coefficients a b and c. Ax 2 bx c 0. A Quadratic Equation looks like this. Ax 2 bx c has x in it twice which is hard to solve.