Answer:
1) 0.9, 0.99, 0.09, 0.0009
2) 4(2x²+9x)
3) 110
4) $9.50 per pizza
5) 23
Answer:
It is not a function because the output of 9 repeats.
(1,9) (4,9)
:D
Divide any term by the term before it, and you'll get the common ratio of the geometric series.
-81/-27=3
The common ratio is 3.
Answer:
6 players
Step-by-step explanation
Since the team has to pay $50 to reserve a table, you need to subtract this fixed cost from $104. Then you divide the total variable cost, $54, by what each player has to pay, $9, to find how many players sit at the team table.
Answer:
x = 15
Step-by-step explanation:
Use pythagorean theorem: 
