Answer:
t greater than or less than -10
Step-by-step explanation:
a.
In order to find the common ratio, we just need to divide a term by the term that comes before it.
So using the terms 20 and -5, we have:

b.
The recursive rule can be found with the formula:

Where an is the nth term and q is the ratio. So we have:

c.
The explicit rule can be written as:

Where an is the nth term, a1 is the first term and q is the ratio. So:
Answer:
a)yes
Step-by-step explanation:
5 times 5 is 25
8 times 5 is 40
Answer:
My answer is letter A in a graph
Answer:
b (1)= 4
b (n)= b (n-1)+ 18
Step-by-step explanation: