posted by Melissa .
is this correct
sorry I did not realize sqrt could not be read
It should read
sqrt-27 with a little three on the outside.
and my answer is
First, you have the square root of a negative. Use i to express the sqrt(-1):
Consider that 27 = 3^3, or 9*3.
The sqrt(9) is 3, so you have 3i*sqrt(3)