The recursive formula would be:

This is because the first term, a₁, is 10. A recursive rule is dependent upon the term before it (a(n-1)) and the common ratio. The common ratio, or the number that each term is multiplied by, is -8.
Answer: 12in
Step-by-step explanation:
Length+width+length+width
For every 3 squares there are 2 circles
Answer: C
Step-by-step explanation:
For a parabola, the domain is ALWAYS “all real numbers”.
Hope this helps :)