Answer
An exponential decay function.
Work Step by Step
For $x$.
$1+1=2$
$2+1=3$
$3+1=4$
For $y$.
$\frac{14,641}{11}=1331$
$\frac{1331}{11}=121$
$\frac{121}{11}=11$
As $x$ increases by $1$ and $y$ divided by $11$.
So, the function is an exponential decay.