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July 4, 2015

Homework Help: Trig - tan 15° using composite argument?

Posted by Anonymous on Wednesday, November 12, 2008 at 7:58pm.

tan 15°
tan (45°-30°)
(tan 45° - tan 30°)/1+ tan 45°tan30°
(1-√3/3)/(1+1√3/3)

then i donnt what to do/ chancel out. Can someone finish it if i didnt get it wrong.

thanks in advance

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