Ask Question
30 October, 18:28

Verify that - tan2x = (2tanx) / (sec^2x - 2)

+1
Answers (1)
  1. 30 October, 22:05
    0
    Below.

    Step-by-step explanation:

    - tan 2x = - 2tanx / (1 - tan^2x)

    Using the identity tan^2x = sec^2x - 1 and substituting for tan^2x:

    - tan 2x = - 2 tanx / (1 - (sec^2x - 1))

    = 2 tanx / ( - 1 (sec^2x + 2))

    = 2 tan x / (sec^2 x - 2)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Verify that - tan2x = (2tanx) / (sec^2x - 2) ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers