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?

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

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Length of the curve

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