Compare Linear and Exponential Growth Practice Test

The values form an arithmetic sequence because $g(n+1)-g(n)=b$ is constant for all integers $n$.

The values form a geometric sequence because $g(n+1)-g(n)=a$ is constant for all integers $n$.

The values form a geometric sequence because $\frac{g(n+1)}{g(n)}=b$ is constant for all integers $n$.

The values form an arithmetic sequence because $\frac{g(n+1)}{g(n)}=n+1$ is constant for all integers $n$.