Need some urgent help solving double argument properties for Calc/Trig course. Anybody out there that can help?
If cos A=3/5 and 0<A<90, find sin 2A and cos 1/2 A
Any help on this?
Need some urgent help solving double argument properties for Calc/Trig course. Anybody out there that can help?
If cos A=3/5 and 0<A<90, find sin 2A and cos 1/2 A
Any help on this?