2009 · Q23
Consider the following equations cosec 2 x + sec 2 x – cosec 2 x sec 2 x sec 2 x + tan 2 x = sec 2 x tan 2 x cosec 2 x + tan 2 x = cot 2 x + sec 2 x Which of the above statements are correct?
Elementary MathematicsGeometry
- A1 and 2 only
- B2 and 3 only
- C1 and 3 only
- D1,2 and 3
Explanation
Solved; answer D.