#### Answer

False

#### Work Step by Step

Counter example:
u ∙ v = <4,-2> ∙ <1,2> = (4$\times$1 + -2$\times$2) = 0
However, neither u nor v equals 0.

Published by
Cengage

ISBN 10:
1285740629

ISBN 13:
978-1-28574-062-1

False

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