Answer:
the answer is c - (6,3)
a1= 1, a2=2, a3= 3
common difference
d=5-2=3
d=2-(-1)=2+1=3
d= 3
Answer: The domain has to be x and the range y. But for independent and dependent variable I can't help. So srry. The picture doesn't show the work. Have a nice day :)
Step-by-step explanation: