Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 12 - Matrices - 12-6 Vectors - Practice and Problem-Solving Exercises - Page 813: 28


The vectors are normal to each other.

Work Step by Step

Two vectors are normal to each other if their dot product is zero. Test: $$\langle 6,-3\rangle\cdot\langle 2,4\rangle=(6)(2)+(-3)(4)=12-12=0.$$ The vectors are normal to each other.
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