Posted by Anonymous on Friday, August 19, 2011 at 12:30pm.
sina=^10 sinb=^5 find a+b if a,b are acute angles

trig  bobpursley, Friday, August 19, 2011 at 12:31pm
sin(a+b)=sina cosb +sinb cosa, right?
Posted by Anonymous on Friday, August 19, 2011 at 12:30pm.
sina=^10 sinb=^5 find a+b if a,b are acute angles
sin(a+b)=sina cosb +sinb cosa, right?