I need to find length of the curve x=cos(2t), y=3sin(2t), t[0,p](adsbygoogle = window.adsbygoogle || []).push({});

I'm getting a length of this curve to be equal zero.

I think it is because this curve is closed and start point = end point.

Is it normal?

How can I get a length of this curve?

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# Length of the curve

**Physics Forums | Science Articles, Homework Help, Discussion**