Question

For what values of x, if any, does `f(x) = 1/(x^2-2x+1)` have vertical asymptotes?

Answer 1

`x=1`

Explanation:

At `x=1`, `x^2-2x+1 = 0`,

so, `lim_(xrarr1)f(x) = oo` and the line `x=1` is a vertical asymptote.