Homework Statement
Determine the points at which the graph of the function has a horizontal tangent
f(x)=(x^2)/(x-1)
Homework Equations
The Attempt at a Solution
f'(x)= ((x-1)(2x)-(x^2)(1))/((x-1)^2)
((2x^2)-2x-x^2))/(x-1)^2
f'(x)= ((x^2)-2x))/((x-1)^2)
third step
I set to 0 I...