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Solve the following quadratic equation by completing the square. If necessary, round to the nearest tenth. x2 + 8x-9 0 Ox= -9, 1 O x= -9, -1 Ox-9,-1 O x = 9, 1

Solve the following quadratic equation by completing the square. If necessary, round to the nearest tenth. x2 + 8x-9 0 Ox= -9, 1 O x= -9, -1 Ox-9,-1 O x = 9, 1

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
Section12.6: Solving Problems Involving Quadratic Equations
Problem 1ST
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Solve the following quadratic equation by completing the square. If necessary, round to the nearest tenth. x2 + 8x -9 = 0 x = -9, 1 O x= -9, -1 O x= 9,-1 O x = 9, 1 %23 Rain off and on F10 O F3 FS Fo F7 F9 F11 F12 Prt Sc Insert Del マー %23 %24 & 大 Backspa 8 E R Y D K M Alt Ctrl
Transcribed Image Text:Solve the following quadratic equation by completing the square. If necessary, round to the nearest tenth. x2 + 8x -9 = 0 x = -9, 1 O x= -9, -1 O x= 9,-1 O x = 9, 1 %23 Rain off and on F10 O F3 FS Fo F7 F9 F11 F12 Prt Sc Insert Del マー %23 %24 & 大 Backspa 8 E R Y D K M Alt Ctrl
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