## giu 4 years ago how to find this limit: lim (xˆ2-1)/(x-1) when x goes to 1?

1. abhisheksingh59

2. Quentin

2 because:$\frac{x^2-1}{x-1} = \frac{(x-1)(x+1)}{x-1} = x+1$

3. abhisheksingh59

(x^2-1)/(x-1) (x-1)(x+1)/(x-1) (x+1) after applying limit x goes to 1 we have answer is 2