1) (2i-4)-(6i+9) = 2i-4-6i-9 = -4i-13
2) (-3+8i)+(3-8i) = -3+8i+3-8i = 0+0i = 0
The answer is most likely 8.
I'm not entirely sure what you're looking for, but here are your options. If you need a perfect square, I'd go for the 12 and 12, but I hope this helps?
Answer:
D it will remain at rest
Step-by-step explanation:
Balanced force is two forces pushing the same amount on different sides of an object. If you and a friend tried pushing a table from either side with the same amount of force, it wouldn’t move.
Answer:
3150^3
Step-by-step explanation: