Solve the following equations. (a) x2 - 2x - 15 = 0 (b) x2 - 20 = x (c) x2 + 10x + 25 / x + 1 = 0

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.6: Solving Problems Involving Quadratic Equations
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Solve the following equations. (a) x2 - 2x - 15 = 0 (b) x2 - 20 = x (c) x2 + 10x + 25 / x + 1 = 0

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