Q: The general value of log (1 + i) + log (1 − i) is
(a)log 2 − 4πni
(b)log 2 + 4πni
(c)log 2 + 2πni
(d)log 2 − 2πni
Correct Answer: (b)
The correct answer is (b) 'log 2 + 4πni'. This question from the Defence & Security domain tests knowledge of Indian Defence Forces.