Answer:
arithmetic sequence
A sequence with the difference between two consecutive terms constant. The difference is called the common difference.
Step-by-step explanation:
Answer:
The third one
Step-by-step explanation:
It can't be the first one since the peak is 4 since it is the highest
It can't be the second one because the data is all different
It could be the third one since their are gaps
And It can't be the fourth one because the range is 7
So it must be the third one
Answer:
36
Step-by-step explanation:
9+9+9+9=36
