From these examples you can note that some quadratic equations lack the term c and bx. You can calculate the discriminant b2 - 4ac first. The standard form of a quadratic equation is.
Solved Example on Quadratic Equation Ques.
Remember when inserting the numbers to insert them with parenthesis. X represents the unknown while a b and c are the coefficients because they represent known numbers. You may also see the standard form called a general quadratic equation or the general form. A quadratic equation is an equation that could be written as ax 2 bx c 0 when a 0.