Question

What is the square root of -1?
–i
i
–1
1

Answer 1

Answer:

$i$

Step-by-step explanation:

$\sqrt{-1} =i$

$i$  is an imaginary number that represents the square root of -1.

Answer 2

The answer is in i.

This is because 1*1=1 but because of the negative we add an i for imaginary. So it’s simplified to i.