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Precalculus Enhanced with Graphing Utilities

Sullivan

$Math Studyset 91影视 Explanations$ Math

6th Edition 路 1200 pages

ISBN: 9780321795465

Chapter 9: Q. 40 (page 603)

Find ||v||. If v=6i+2j

Short Answer

Expert verified

6.324

Step by step solution

01

step 1

Given information: v=6i+2j

02

step 2

$W e k n o w t h a t | | v | | = \sqrt{{(a)}^{2} + {(b)}^{2}}$

03

step 3

$| | v | | = \sqrt{{(6)}^{2} + {(2)}^{2}} | | v | | = \sqrt{36 + 4} | | v | | = \sqrt{40} | | v | | = 6.324$

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