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different formulas for quadratic equations. The x is the unknown number and makes an equation that can be solved easily using one of the three waysfactoring quadratic formula and squares. The term b 2 4ac is called discriminant of the equation.
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Click on any link to learn more about a method. One night in September while brainstorming different ways to think about the quadratic formula I came up with a simple way to solve quadratic. A polynomial of degree two of the form ax 2 bx c a 0 is called a quadratic expression in x.
X b b2 4ac 2a.
Simply a quadratic equation is an equation of degree 2 mean that the highest exponent of this function is 2. A b b 2 4 a c 2 a and. First we bring the equation to the form ax²bxc0 where a b and c are coefficients. For a parabolic mirror a reflecting telescope or a satellite dish the shape is defined by a quadratic equation.
