Solve the following quadratic equation by completing the square. If necessary, round to the nearest tenth. x2 + 8x- 9 0 O x= -9, -1 O x= 9, -1 O x = -9, 1 O x = 9, 1 O en 78°F Mostly sunny ES F4 FS F6 F7 F9 F10 F11 F12 Prt Sc Insert Del %23 & Backsp 8 E P 11 F G K L Cc M Alt Ctrl
Solve the following quadratic equation by completing the square. If necessary, round to the nearest tenth. x2 + 8x- 9 0 O x= -9, -1 O x= 9, -1 O x = -9, 1 O x = 9, 1 O en 78°F Mostly sunny ES F4 FS F6 F7 F9 F10 F11 F12 Prt Sc Insert Del %23 & Backsp 8 E P 11 F G K L Cc M Alt Ctrl
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 3ST
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