Answer:
8+i
Step-by-step explanation:
To find the real coordinate of the midpoint, add the real coordinates and divide by 2
(12+4)/2 = 16/2 =8
To find the imaginary coordinate of the midpoint, add the imaginary coordinates and divide by 2
(-4i+6i)/2 = 2i/2 =i
The midpoint is
8+i
