Answer each of the following questions in one word or one sentence or as per exact requirement of the question:
Write the value of 
for x < 0 in terms of cot–1(x).
Given tan-1 (1/x)
= cot-1 x
= - (π – cot-1 x)
= - π + cot-1 x
1
Answer each of the following questions in one word or one sentence or as per exact requirement of the question:
Write the value of for x < 0 in terms of cot–1(x).
Given tan-1 (1/x)
= cot-1 x
= - (π – cot-1 x)
= - π + cot-1 x