In Exercises 8285, find the vertex for each parabola. Then determine a reasonable viewing rectangle on your

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In Exercises 82–85, find the vertex for each parabola. Then determine a reasonable viewing rectangle on your graphing utility and use it to graph the quadratic function.

y = -4x2 + 20x + 160

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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