The vertex form of a quadratic function is given by f (x) = a(x - h)2 + k, where (h, k) is the vertex of the parabola. Remember: the "vertex? is the "turning point".

Dec 29, 2025 · The vertex form of a quadratic equation is a special way of writing the equation of a parabola. This form is especially useful because it makes it easy to find the vertex, which is …

Vertex form can be useful for solving quadratic equations, graphing quadratic functions, and more. The following are two examples of quadratic equations written in vertex form:

Use our vertex formula calculator to convert from standard form and find the vertex of any parabola, with formulas and steps to solve.

Oct 19, 2024 · The vertex of a quadratic equation or parabola is the highest or lowest point of that equation. It lies on the plane of symmetry of the entire parabola as well; whatever lies on the …

Mar 1, 2022 · Read below for an explanation of the three main forms of quadratics (standard form, factored form, and vertex form), examples of each form, as well as strategies for converting …

Jan 1, 2026 · The vertex form of a quadratic function is y = a (x h) 2 + k where: | a | is the vertical stretch factor. If a is negative, there is a vertical reflection and the parabola will open …

If the parabola opens upward, the vertex represents the lowest point on the graph, or the minimum value of the quadratic function. If the parabola opens downward, the vertex …

The vertex form of a quadratic function is f (x) = a (x - h) 2 + k, where (h, k) is the vertex of the parabola. The coefficient a determines whether the graph of a quadratic function will open …

Aug 3, 2023 · A vertex form is an alternative form of writing the quadratic equation, usually written in the standard form as ax 2 + bx + c = 0. Graphing a quadratic function gives a parabola, …