Answer
$-2,0$.
Work Step by Step
Treat $(x+3)$ as a single unit, we have $(x+3)^2-4(x+3)+3=0 \Longrightarrow (x+3-1)(x+3-3)=0 \Longrightarrow x=-2,0$.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 4 - Exponential and Logarithmic Functions - Section 4.6 Logarithmic and Exponential Equations - 4.6 Assess Your Understanding - Page 337: 2
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