X equals to minus b plus-minus under root b square minus 4 ac upon 2 a Or you may use either of these 2 methods. They are the numerical coefficients of the quadratic equation theyve given you to solve. A quadratic equation contains terms up to x2.
The standard form of a quadratic.
First we bring the equation to the form ax²bxc0 where a b and c are coefficients. -b b²-4ac 2a. A quadratic equation is an equation whose highest power on its variables is 2. Set each factor equal to zero.