Substitute the answers in step five into any equation that has the remaining variable. More or less than - questions. This page will show you how to use the quadratic formula to get the two roots of a quadratic equation.
A second method of solving quadratic equations involves the use of the following formula.
For example using the equation 3x 5 11 we will need to perform two steps to find the value of x. Numbers as decimals fractions percentages. Solving basic trig equations proceeds by studying the various positions of the arc x on the trig circle and by using trig conversion table or calculator. This is generally true when the roots or answers are not rational numbers.