Ask Question
9 August, 11:10

Evaluate tan^-1 (-1)

(Is the answer - pi/4?)

+3
Answers (2)
  1. 9 August, 12:46
    0
    The answer to is tan^-1 (-1) is - 45.

    I don't know the answer with the pi.
  2. 9 August, 13:15
    0
    The answer is -.78

    1. Plug numbers into calculator using second tan.

    2. Take - 45 and multiply it by pi/180

    3. The result is -.78
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Evaluate tan^-1 (-1) (Is the answer - pi/4?) ...” 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