How to impose 'Second Order Approximation'?

How would I impose 'Second Order Approximation' to the system below?

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hey can i know where you got this question from ?

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Answers (1)

The only possibility that comes to mind in my experience is to take it back to the time domain and calculate a second-order Taylor series representation of it. (That’s usually done for nonlinear systems in order to linearise them, but yours seems to me to be linear.)

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Asked:

on 10 Dec 2014

Commented:

on 13 Nov 2016

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