Answer
$y' = 1+4z^{-2}$
$y'' = -8z^{-3}$
$y''' = 24z^{-4}$
Work Step by Step
$y' = 1+4z^{-2}$
$y'' = -8z^{-3}$
$y''' = 24z^{-4}$
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.