Answer
$\sqrt {10}\approx3.162$
Work Step by Step
Distance between (-1,3) and (-2,6):
$d=\sqrt {(-2+1)^{2}+(6-3)^{2}}=\sqrt {(-1)^{2}+(3)^{2}}=\sqrt {1+9}=\sqrt {10}\approx3.162$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 10 - Section 10.3 - Simplifying Radical Expressions - Practice - Page 700: 21
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