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If using the method of completing the square to solve the quadratic equation x² + 11x + 39 = 0, which number would have to be added to "complete the square"?

If using the method of completing the square to solve the quadratic equation x² + 11x + 39 = 0, which number would have to be added to "complete the square"?

Algebra: Structure And Method, Book 1
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
Section12.5: Methods Of Solving
Problem 4OE
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Question
If using the method of completing the square to solve the quadratic equation x² + 11x + 39 = 0, which number would have to be added to "complete the square"?
Transcribed Image Text:If using the method of completing the square to solve the quadratic equation x² + 11x + 39 = 0, which number would have to be added to "complete the square"?
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