A binomial is an expression with two terms. The prefix 'bi' means 'two'.
Completing the Square
Completing the square is a common method for rewriting quadratics. It refers to making a perfect square trinomial by adding the square of 1/2 of the coefficient of the term.
The quadratic formula states that for any quadratic equation in the form , .
The roots of a function are the values of x that make y equal to zero.
The square root of a term is a value that must be multiplied by itself to equal the specified term. The square root of 9 is 3, since 3 * 3 = 9.
The vertex of a parabola is the highest or lowest point on the graph of a parabola. The vertex is the maximum point of a parabola that opens downward and the minimum point of a parabola that opens upward.
Use the quadratic formula to solve equations and find the vertex of parabolas.