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April 21, 2015

April 21, 2015

Posted by **Lea** on Saturday, May 8, 2010 at 12:13pm.

- trig.. -
**Reiny**, Saturday, May 8, 2010 at 12:48pmLS = cotx + cosx

= cosx/sinx + cosx

= (cosx + cos^2x)/sinx

RS = 1 + cotx(cosx)

= 1 + cosx/sinx(cosx)

= 1 + cos^2x/sinx

= (cosx + cos^2x)/sinx

= LS

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