If a>b>c>0, Prove that
Cot^-1 [(ab+1)÷(a-b)]+ Cot^-1 [(bc+1)÷(b-c)]+Cot^-1[(ca+1)÷(c-a)]= pi
Asked by mridulabarua05 | 21st Feb, 2019, 01:05: PM
Expert Answer:
NOTE: Please check RHS side of the question.
Answered by Sneha shidid | 21st Feb, 2019, 02:39: PM
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