2.1 Q-6

Q6. ${\lim }_{x\to 0}\frac{x^2-6x}{x^2-7x+6}$ $\begin{array}{rl}& \underset{x\to 0}{\lim }\frac{x^2-6x}{x^2-7x+6}\\ & =\frac{(0{)}^2-6(0)}{(0{)}^2-7(0)+6}\\ & =\frac{0-0}{0-0+6}\\ & =\frac{0}{6}\\ & =0\end{array}$