Solve for x. Enter the solutions from leas to greatest. x² +9x + 18 = 0 lesser x = greater x =

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
Chapter4: Polynomials
Section4.2: Adding And Subtracting Polynomials
Problem 11P
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I need help with this math problem I'm struggling with plz
Solve for x. Enter the solutions from least
to greatest.
x² +9x + 18 = 0
lesser x =
greater x =
Transcribed Image Text:Solve for x. Enter the solutions from least to greatest. x² +9x + 18 = 0 lesser x = greater x =
Expert Solution
Step 1: Introduction

Given a quadratic equation

straight x squared plus 9 straight x plus 18 equals 0

1) Findthe lesser and greater value of x.


For the general quadratic equation a x squared plus b x plus c equals 0, the roots are given by expression

straight alpha equals fraction numerator negative straight b plus square root of straight b squared minus 4 ac end root over denominator 2 straight a end fraction space space and space straight beta equals fraction numerator negative straight b minus square root of straight b squared minus 4 ac end root over denominator 2 straight a end fraction                   (1)

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