In Exercises 4348, convert each equation to standard form by completing the square on x or y.

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In Exercises 43–48, convert each equation to standard form by completing the square on x or y. Then find the vertex, focus, and directrix of the parabola. Finally, graph the parabola.

x2 + 8x - 4y + 8 = 0

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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