Answer:
Step-by-step explanation:
See attachment
Answer:
Scale factor = 2
Step-by-step explanation:
Scale factors deal multiplication. So, you would need to find a number to multiply by 6 to get 12. You can do this by doing 12 / 6.
12 / 6 = 2
Answer:
the nth term of the sequence is 
Step-by-step explanation:
Given : An arithmetic sequence begins as follows: 
To find : Which of the following gives the definition of its nth term?
Solution :
The nth term of the A.P is 
The first term is 
The common difference is 

Substitute in the formula,



Therefore, the nth term of the sequence is 