2i+6
12
12
15
38
The complex conjugate pair, -6 -8.7178i and -6 +8.7178i where i is the imaginary square root of -1.The complex conjugate pair -6 -8.7178i and -6 +8.7178i where i is the imaginary square root of -1.
They are the complex conjugate pair, 1.5 - 3.1225*i and 1.5 + 3.1225*i where i is the imaginary square root of -1.
16
408
The complex conjugate pair, 0.5±3.4278i where i is the imaginary square root of -1.
They are the complex conjugate numbers +/- 3*sqrt(2)*i where i is the imaginary square root of -1.
88
12