Answer each of the following questions in one word or one sentence or as per exact requirement of the question:

Write the value of cot–1(–x) for all x R in terms of cot–1x.


We know that cot-1 (-x) = π – cot-1 (x)


The value of cot-1 (-x) for all x R in term of cot-1 x is π – cot-1 (x).


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