How would I find a Cartesian equation for r = 4secx?

Thanks.

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- Sep 8th 2013, 05:34 PMShadow236Finding a Cartesian equation for an r value
How would I find a Cartesian equation for r = 4secx?

Thanks. - Sep 8th 2013, 07:15 PMSorobanRe: Finding a Cartesian equation for an r value
Hello, Shadow236!

Quote:

I will assume you know the conversion identities.

We have: . - Sep 9th 2013, 04:49 PMShadow236Re: Finding a Cartesian equation for an r value
This makes sense. Thank you!