What is the square root of negative 16?
-8i
-4i
4i
8i

To find the sqrt of -16, you must first take out i from the equation to make the 16 positive. That equals:

i sqrt16

Then, solve sqrt16 to get 4. It then becomes:

4i

That is the final answer. If you need more help, comment below and I will do what I can.

47.28 or 47.2857143

step-by-step explanation:

you just divide 331 by 7 and you get that answer. ( i think so tho)