Ask Question
13 June, 10:33

What is cos^2x (sec^2x - 1)

+2
Answers (1)
  1. 13 June, 12:19
    0
    cos²x. sec²x = 1 (formula)

    cos and sec are reciprocal to each other

    cos²x=1/sec²x

    now from the eq above, open the brackets and multiply

    1-cos²2x

    sin²2x
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “What is cos^2x (sec^2x - 1) ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers