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December 21, 2014

December 21, 2014

Posted by **Sara** on Monday, December 13, 2010 at 7:57am.

rsin(2theta)=sin(theta)

My answer:

r2sin(theta)cos(theta)=sin(theta)

2rcos(theta)=1

2x=1

x=1/2

This is the only answer I can get and someone told me it's wrong. Would someone please help me with this

- Pre-Calculus -
**Sara**, Monday, December 13, 2010 at 8:50amor maybe the answer is:

y=2xy

but that's kind of weird

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