Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson

Chapter 10 - Exponents and Radicals - 10.3 Multiplying Radical Expressions - 10.3 Exercise Set - Page 647: 43

Answer

$f(x)=7| x-3 |$

Work Step by Step

Using the properties of radicals, the given equation, $f(x)=\sqrt[]{49(x-3)^2} ,$ simplifies to \begin{array}{l}\require{cancel} f(x)=\sqrt[]{\left[7(x-3) \right]^2} \\\\ f(x)=| 7(x-3) | \\\\ f(x)=7| x-3 | \end{array}

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