Answer:
(0,0)
Step-by-step explanation:
a(-1 , 2) & B(1, -2)
Midpoint = [tex](\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2})\\[/tex]
[tex]= (\frac{-1 + 1}{2},\frac{2 - 2}{2})\\\\= (0,0)[/tex]