Answer:
Option c - 1+2(cotx)^2+2(coscx)(cotx)[/tex]
Step-by-step explanation:
Given :
To find : What is the expression the same as?
Solution :
Step 1- Write the expression
Step 2- Solve by using identity
Step 3- Using trigonometric identity
Option c is same as our solution.
Therefore, Option c is correct.