Answer:
82.31
Step-by-step explanation:
I believe this is correct, if it isn't feel free to let me know and I will fix it. I'm sorry in advance if this is incorrect.
Answer:
Step-by-step explanation:
H

The roots are:

Answer:
-9 - J
Step-by-step explanation:
<x2 – x1, y2 – y1>
<a, b> = ai + bj.