cotx = 1/tanx, cscx = 1/sinx, and secx = 1/cosx, all by definition
e.g. to find cos 60°
= 1/cos60°
= 1/(1/2)
= 2
try it
How do i get (cot) (csc) (sec) on my calculator?
2 answers
thank you Reiny
2 answers