Posted by Ray on October 31, 2002 at 21:13:52:
tan B = 3/4 , sin A= 1/2 , cos A>0, sin B<0 Angles A and B are in standard position
find the exact value:tan 15 degree
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Comments: : tan B = 3/4 , sin A= 1/2 , cos A>0, sin B<0 : Angles A and B are in standard position : find the exact value: : tan 15 degree
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