Get Answers to all your Questions

header-bg qa

Find the values of each of the following:

    12. \cot(\tan^{-1}a + \cot^{-1}a)

Answers (1)

best_answer

We have to find the value of   \cot(\tan^{-1}a + \cot^{-1}a)

As we know \left [\because \tan^{-1}x + \cot^{-1} x = \frac{\pi}{2} \right ]   so,

Equation reduces to \cot(\frac{\pi}{2}) = 0.

Posted by

Divya Prakash Singh

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads