Question

What is the value of a4 in the sequence?

2, 5, 10, 17, ...

geometric

arithmetic

neither geometric nor arithmetic

Answer 1

Neither

Explanation:

2,5,10,17

Differences between numbers:

2->5 (3)

5->10 (5)

10->17 (7)

There is no common difference between numbers so its neither.

a4 is 17 because that is the 4th term in the sequence.