Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Section 10.3 - Simplifying Radical Expressions - Practice: 21

Answer

$\sqrt {10}\approx3.162$

Work Step by Step

Distance between (-1,3) and (-2,6): $d=\sqrt {(-2+1)^{2}+(6-3)^{2}}=\sqrt {(-1)^{2}+(3)^{2}}=\sqrt {1+9}=\sqrt {10}\approx3.162$
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