Answer:
B
B is the only one where the x-value doesn't have two y-values
Answer:

Step-by-step explanation:
Given

Recursive: 
Required
Determine the formula
Substitute 2 for n to determine 


Substitute 


Next is to determine the common difference, d;



The nth term of an arithmetic sequence is calculated as

Substitute
and 


Hence, the nth term of the sequence can be calculated using
Answer:
b or d
Step-by-step explanation:
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Answer:
I think its c
Step-by-step explanation: