Answer:
Step-by-step explanation:

n = 2
2)

n = -4
Answer: -0.6 recurring
Step-by-step explanation:
-2/3 = -0.6 recurring
Answer:
I think is -8x-4 let me know if im right
Step-by-step explanation:
Answer:
some circles are similar to a circle with a radius unit of 1
Step-by-step explanation:
(x-a)²