Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 4 - Exponential and Logarithmic Functions - Section 4.9 Building Exponential, Logarithmic, and Logistic Models from Data - 4.9 Assess Your Understanding - Page 367: 17

Answer

$\sqrt 3$

Work Step by Step

Let the unknown side be $x$, based on the Pythagorean Theorem, we have $x=\sqrt {2^2-1^2}=\sqrt 3$
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