- #1
Titandwedebil
- 20
- 0
Homework Statement
Simplify: 1 + (cot2x) - (cos2x) - (cos2x)(cot2x)
Homework Equations
All reciprocal, quotient, and Pythagorean identities.
The Attempt at a Solution
I have spent SO much time trying to figure this out, the answer is "1" but I cannot get it! I managed to get "1 + (cot2x) - (cos2x)" equal to one but the other side is impossible! :(