#### Answer

$\approx 0.158$

#### Work Step by Step

$f\left( x\right) =3^{x}\Rightarrow f\left( -1.68\right) =3^{-1.68}=0.157919\ldots \approx 0.158$

Published by
Pearson

ISBN 10:
013421742X

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

$\approx 0.158$

$f\left( x\right) =3^{x}\Rightarrow f\left( -1.68\right) =3^{-1.68}=0.157919\ldots \approx 0.158$

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.