Limits and Continuity Quiz

 $\lim_{x\rightarrow0}\left(x^2-5\right)=?$  

 $\lim_{x\rightarrow2}\left(x^3+5x^2-7x+1\right)=?$  

 $\lim_{x\rightarrow0}\left(\frac{x^3-6x+8}{x-2}\right)=?$  

 $\lim_{x\rightarrow8}\left(\frac{x^2+64}{x+8}\right)=?$  

 $\lim_{x\rightarrow5}\sqrt{x^2+14x+49}=?$  

 $\lim_{x\rightarrow4}\sqrt{x-6}$  =?

 $\lim_{x\rightarrow1}\left(x^2-4x\right)^3=?$  

 $\lim_{x\rightarrow6}\left(\frac{x+6}{\left(x-6\right)^2}\right)=?$  

 $\lim_{x\rightarrow-6}\left(\frac{x^2-36}{x+6}\right)=?$  

 $\lim_{x\rightarrow-10}\left(\frac{x^2+15x+50}{x+10}\right)=?$