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Learn to complete the square to write a quadratic in vertex form

👉 Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a ...
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Identify the X intercepts as well as vertex for a quadratic in standard form, Y = X^2 - 15

👉 Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a quadratic equation. A quadratic equation can be written in the standard form (i.e.