Determine whether the sequence is arithmetic. If so, find the common difference. $7,8,9,10,11$
A) 6
B) 1
C) 7
D) $- 1$
E) not arithmetic

Question

Quizplus · Accepted Answer

The sequence is arithmetic if there is a common difference between consecutive terms. 
Starting from 7, add 1 to get the next term, then add 1 to that term to get the next, and so on. Therefore, there is a common difference of 1 between each term. Choice B is the correct answer.

Determine Whether the Sequence Is Arithmetic 7,8,9,10,117,8,9,10,117,8,9,10,11 A) 6 B) 1 C) 7 D)

Determine Whether the Sequence Is Arithmetic $7,8,9,10,11$ A) 6
B) 1
C) 7
D)