Trig identities Quiz

Name: ______________________   Date: __________   Score: ____ / 4

4 questions. Calculator allowed. Show your working. steplyclass.com/trigonometry/trig-identities/quiz/

1. 1

   Prove sin² x + cos² x = 1

   Answer: ____________________

2. 2

   Simplify cos x sec x

   Answer: ____________________

3. 3

   Simplify tan x cot x

   Answer: ____________________

4. 4

   Simplify (1 + tan² x) cos² x

   Answer: ____________________