#### Answer

0.344

#### Work Step by Step

We are given $2^{-1.54}$. Using a calculator to approximate the exponential expression, we get that $2^{-1.54}\approx0.344$.
This makes sense, given that $2^{-2}=.25$.

Published by
Pearson

ISBN 10:
0321969359

ISBN 13:
978-0-32196-935-4

0.344

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.