Ask Question
6 November, 12:11

Verify the identity.

cot (theta - pi / 2) = - tan theta

+4
Answers (1)
  1. 6 November, 12:39
    0
    Cot (theta - pi/2) = cos (theta - pi/2) / sin (theta - pi/2)

    using cosine and sin law

    = [cos (theta) * cos (pi/2) + sin (theta) * sin (pi/2) ] / [sin (theta) * cos (pi/2) - cos (theta) * sin (pi/2) ]

    by simplify it:

    = sin (theta) / - cos (theta)

    = - tan (theta)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Verify the identity. cot (theta - pi / 2) = - tan theta ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers