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

An expression to simplify:

The solution

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