Limit 1

 $\lim_{x\rightarrow0}\left(\frac{3\csc2x}{4\cot3x}\right)=...$  

• 1/2

• 3/4

• 8/9

• 9/8

• 2

 $\lim_{x\rightarrow0}\left(\frac{3x}{\sin3x}\right)=...$  

 $\lim_{x\rightarrow0}\left(\frac{2x^2+x}{\sin x}\right)=...$  

 $\lim_{x\rightarrow0}\left(\frac{\left(x^2-1\right)\ \sin6x}{x^3+3x^2+2x}\right)=...$  

 $\lim_{x\rightarrow0}\left(\frac{\sin4x+\sin2x}{3x\ \cos\ x}\right)=...$  

 $\lim_{x\rightarrow0}\left(\frac{4\sin^22x}{x\ \tan2x}\right)=...$  

 $\lim_{x\rightarrow0}\left(\frac{2x^2+4x}{\tan\ 2x}\right)=...$  

 $\lim_{x\rightarrow\infty}\left(\frac{\sqrt{x^2-x+1}}{2x-2}\right)=...$  

 $\lim_{x\rightarrow\infty}\left(\frac{8x-9}{\sqrt{16x^2+1}}\right)=...$  

 $\lim_{x\rightarrow\infty}\left(\sqrt{x^2-2x+1}-\sqrt{x^2+4x+2}\right)=...$