1. $\lim_{x\to{\frac{\pi}{4}}} e^{tanx} = e$

2. $\lim_{x\to0}\frac{1-cos2x}{5sinx}=0$

3. $\lim_{x\to\infty} (1+\frac{1}{x})^{2x}=e^2$

2. Originally Posted by myngo9191
1. $\lim_{x\to{\frac{\pi}{4}}} e^{tanx} = e$

2. $\lim_{x\to0}\frac{1-cos2x}{5sinx}=0$

3. $\lim_{x\to\infty} (1+\frac{1}{x})^{2x}=e^2$

All correct