Graphical Limits

Evaluate the limit:  $\lim_{x\rightarrow-1^+}\ f\left(x\right)=$  

Evaluate the limit:  $\lim_{x\rightarrow2^+}\ f\left(x\right)=$  

Evaluate the limit:  $\lim_{x\rightarrow6}\ f\left(x\right)=$  

Evaluate the limit:  $\lim_{x\rightarrow-2^+}\ \ f\left(x\right)=$  

Evaluate the limit:  $\lim_{x\rightarrow4}\ \ f\left(x\right)=$