#### Answer

$c=100$

#### Work Step by Step

The value of $b$ is 2. The term to add to $x^2+20x$ is $(\frac{20}{2})^2=100$. So $c=100$

Chegg costs money, GradeSaver solutions are free!

Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

$c=100$

The value of $b$ is 2. The term to add to $x^2+20x$ is $(\frac{20}{2})^2=100$. So $c=100$

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.