Question

Find the common difference of the arithmetic sequence .-16,-7,2,11,...The common difference is ...

Answer 1

The common difference is;

`9`

Step-by-step explanation:

Given the sequence;

`-16,-7,2,11,\ldots`

The common difference d is the difference between two consecutive terms of an arithmetic sequence.

`\begin{gathered} d=-7-(-16)=2-(-7)=11-2 \\ d=9 \end{gathered}`

Therefore, the common difference is;

`9`