(180 is the period of tan)
This is the question
if cos (23)=P, without calculator, find in terms of P Tan (203).
I know that im going to start with
tan (180+23). But I dont know whats going to be the next step?
Im stuck with this
so im using this formula
tan(x+y)=tan180+tan23
--------------
1-tan180tan23
but Im stuck with this please help. Thanks in advance!