Question

sqrt(-16)= ? simplify and express in terms of i

Answer 1

-4

Answer 2

in terms of i........would that be 4i ?

Answer 3

Yep,
= 4i

Answer 4

ok, so 4i and not -4i?

Answer 5

√(-16) = √(-1) * √16
= i * 4 = 4i

Answer 6

ok thank you!

Answer 7

nope no more confusion :)

Answer 8

:)