Answer:
What is it you need help with?
Step-by-step explanation:
Which one
Csc x · sec x - tan x =
= 1 / sin x · 1 / cos x - sin x / cos x =
= 1 / sinx cos x - sin² x / sin x cos x =
= ( 1 - sin² x ) / (sin x cos x) =
= cos² x / ( sin x cos x ) =
= cos x / sin x = cot x
E, B, D, C, A in correct order
Your welcome!!!
~Shantiicakes
Basically put it in a calculator