[Video Solution] The value of \cot^-1(21) + \cot^-1(13) + \cot^-1(-8) is: | ASPIRE STUDY

Name: [Video Solution] The value of \cot^-1(21) + \cot^-1(13) + \cot^-1(-8) is: | ASPIRE STUDY
Uploaded: 2026-10-18T03:28:27+00:00
Description: The value of \cot^-1(21) + \cot^-1(13) + \cot^-1(-8) is: | Watch the step-by-step video solution for this NIMCET PYQ.

The value of \cot^-1(21) + \cot^-1(13) + \cot^-1(-8) is: | Watch the step-by-step video solution for this NIMCET PYQ.