Question

what is the squae root of -16

Answer 1

Answer:

4i

Step-by-step explanation:

sqrt(-16)

We know the sqrt (ab) = sqrt(a) sqrt(b)

sqrt(-16) = sqrt(16) sqrt(-1)

We know that the sqrt(-1) = i

             = 4i

Answer 2

Answer:

4i

Step-by-step explanation:

sqrt(-16)

We know the sqrt (ab) = sqrt(a) sqrt(b)

sqrt(-16) = sqrt(16) sqrt(-1)

We know that the sqrt(-1) = i

            = 4i