cot (tan-1 a + cot-1 a) Share with your friends Share 2 Manish Bharti answered this Using,we get,since,Therefore, 6 View Full Answer Dechen Yoesel answered this why don't you try converting cot in the bracket to tan, then equate it.you will get the answer in tan.then convert it to cot and you will get the final answer:) 3
