Graphing Quadratic Equations in Standard Form

If a quadratic equation is written in standard form, it can be converted to vertex form by using the vertex formula or completing the square. Watch this lecture series and complete the interactive exercises.

Finding the vertex of a parabola in standard form

Source: Khan Academy, https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations#x2f8bb11595b61c86:standard-form-quadratic
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