#### Answer

$B$

#### Work Step by Step

$\cos \left( -\alpha \right) =\cos \alpha \Rightarrow \cos \left( -55\right) =\cos 55\Rightarrow 26\rightarrow B$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$B$

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