How to creat this filter

I already knew that 'filter' could solve part of this formulation,but I wanner know how to deal with z^4? Thank you for your time

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Answer 1

[Dimitris Kalogiros]

Your transfer function can be transformed in the following form:

[JINGYU QUAN]

I'm sorry.I'm poor in mathmatic. If you could interprete the detail:why your function equal that form,I would be very appreciate your time. I don't know why the transfer keep the function same?? Finally I do appreciate you answer my question and that's very helpful.

[Dimitris Kalogiros]

[JINGYU QUAN]

Thank you.I've solved my problem.Thanks for your Time,and sorry for stupid question.

Answer 2

[harshavardhan reddy chavali]

How we can create bode plot of lclfilter in matlab pls explain bro and transforfunction also