Answer:
-2.5 + 2i.
Step-by-step explanation:
That would be (-9 + 4)/2 + (-i + 5i)/2
= -5/2 + 4i/2
= -2.5 + 2i (answer).
brainly.com/question/17506481
[-4/5]×3/7×15/16×[-14/9]= 1/2
hope this helps :)