Question

Value of i(iota) is ____________

(a) -1

(b) 1

(c) (-1)^1/2

(d) (-1)^1/4

This question was addressed to me by my college director while I was bunking the class.

Query is from Complex Numbers-1 in section Complex Numbers and Quadratic Equations of Mathematics – Class 11

Answer 1

Correct choice is (c) (-1)^1/2

Best explanation: Iota is used to denote complex number.

The value of i (iota) is \(\sqrt{-1}\) i.e. (-1)^1/2.