Prove the quadratic formula by completing the following. (a) Write ax + bx + c = 0
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Prove the quadratic formula by completing the following.
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(a) Write ax + bx + c = 0 as x² + x = -£ (b) Complete the square to obtain b² - 4ac (x + 2)² = 47² (c) Use the square root property and solve for x.
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Related Book For
College Algebra With Modeling And Visualization
ISBN: 9780134418049
6th Edition
Authors: Gary Rockswold
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