What kind of function is this?

What kind of function is this?

What kind of function is this?

Plot these points on a graph. What kind of function does it make? $\left(-3,\ 10\right);\ \left(-2,\ 5\right);\ \left(-1,\ 2\right);\ \left(0,\ 1\right);\ \left(1,\ 2\right);\ \left(2,\ 5\right)$   $\left(3,\ 10\right)$  

 $\left(2,\ 0\right);\ \left(3,1\right);\ \left(0,\ -2\right);\ \left(1,\ -1\right);\ \left(5,\ 3\right)$  

Plot the points seen above. What kind of function do they create?

Plot the points on a graph. What kind of function do they create?
 $\left(0,\ 1\right);\ \left(1,\ 0.5\right);\ \left(2,\ 0.25\right);\ \ \left(-1,\ 2\right);\ \left(-3,\ 8\right)$  
 $\ \left(-2,\ 4\right)$  

What function is represented in this table?