Mister Exam

How do you -2/(x-1)^2 in partial fractions?

An expression to simplify:

The solution

You have entered [src]
  -2    
--------
       2
(x - 1) 
$$- \frac{2}{\left(x - 1\right)^{2}}$$
-2/(x - 1)^2
Fraction decomposition [src]
-2/(-1 + x)^2
$$- \frac{2}{\left(x - 1\right)^{2}}$$
   -2    
---------
        2
(-1 + x) 
Numerical answer [src]
-2.0/(-1.0 + x)^2
-2.0/(-1.0 + x)^2
Common denominator [src]
    -2      
------------
     2      
1 + x  - 2*x
$$- \frac{2}{x^{2} - 2 x + 1}$$
-2/(1 + x^2 - 2*x)