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How do you 4-4s-(s^2+s+1)*(4s^2-6)/((-s*(s^2+2*s+2))) in partial fractions?

An expression to simplify:

The solution

You have entered [src]
          / 2        \ /   2    \
          \s  + s + 1/*\4*s  - 6/
4 - 4*s - -----------------------
                / 2          \   
             -s*\s  + 2*s + 2/   
$$\left(4 - 4 s\right) - \frac{\left(4 s^{2} - 6\right) \left(\left(s^{2} + s\right) + 1\right)}{- s \left(\left(s^{2} + 2 s\right) + 2\right)}$$
4 - 4*s - (s^2 + s + 1)*(4*s^2 - 6)/((-s)*(s^2 + 2*s + 2))
Fraction decomposition [src]
-3/s + (8 + s)/(2 + s^2 + 2*s)
$$\frac{s + 8}{s^{2} + 2 s + 2} - \frac{3}{s}$$
  3      8 + s    
- - + ------------
  s        2      
      2 + s  + 2*s
General simplification [src]
        2       
-6 - 2*s  + 2*s 
----------------
  /     2      \
s*\2 + s  + 2*s/
$$\frac{- 2 s^{2} + 2 s - 6}{s \left(s^{2} + 2 s + 2\right)}$$
(-6 - 2*s^2 + 2*s)/(s*(2 + s^2 + 2*s))
Numerical answer [src]
4.0 - 4.0*s + (-6.0 + 4.0*s^2)*(1.0 + s + s^2)/(s*(2.0 + s^2 + 2.0*s))
4.0 - 4.0*s + (-6.0 + 4.0*s^2)*(1.0 + s + s^2)/(s*(2.0 + s^2 + 2.0*s))
Rational denominator [src]
/        2\ /         2\               /     2      \
\-6 + 4*s /*\1 + s + s / + s*(4 - 4*s)*\2 + s  + 2*s/
-----------------------------------------------------
                     /     2      \                  
                   s*\2 + s  + 2*s/                  
$$\frac{s \left(4 - 4 s\right) \left(s^{2} + 2 s + 2\right) + \left(4 s^{2} - 6\right) \left(s^{2} + s + 1\right)}{s \left(s^{2} + 2 s + 2\right)}$$
((-6 + 4*s^2)*(1 + s + s^2) + s*(4 - 4*s)*(2 + s^2 + 2*s))/(s*(2 + s^2 + 2*s))
Expand expression [src]
          /   2    \ / 2        \
          \4*s  - 6/*\s  + s + 1/
4 - 4*s + -----------------------
                / 2          \   
              s*\s  + 2*s + 2/   
$$- 4 s + 4 + \frac{\left(4 s^{2} - 6\right) \left(\left(s^{2} + s\right) + 1\right)}{s \left(\left(s^{2} + 2 s\right) + 2\right)}$$
4 - 4*s + (4*s^2 - 6)*(s^2 + s + 1)/(s*(s^2 + 2*s + 2))
Powers [src]
          /        2\ /         2\
          \-6 + 4*s /*\1 + s + s /
4 - 4*s + ------------------------
                /     2      \    
              s*\2 + s  + 2*s/    
$$- 4 s + 4 + \frac{\left(4 s^{2} - 6\right) \left(s^{2} + s + 1\right)}{s \left(s^{2} + 2 s + 2\right)}$$
4 - 4*s + (-6 + 4*s^2)*(1 + s + s^2)/(s*(2 + s^2 + 2*s))
Trigonometric part [src]
          /        2\ /         2\
          \-6 + 4*s /*\1 + s + s /
4 - 4*s + ------------------------
                /     2      \    
              s*\2 + s  + 2*s/    
$$- 4 s + 4 + \frac{\left(4 s^{2} - 6\right) \left(s^{2} + s + 1\right)}{s \left(s^{2} + 2 s + 2\right)}$$
4 - 4*s + (-6 + 4*s^2)*(1 + s + s^2)/(s*(2 + s^2 + 2*s))
Combining rational expressions [src]
  /                /        2\                              \
2*\(1 + s*(1 + s))*\-3 + 2*s / + 2*s*(1 - s)*(2 + s*(2 + s))/
-------------------------------------------------------------
                      s*(2 + s*(2 + s))                      
$$\frac{2 \left(2 s \left(1 - s\right) \left(s \left(s + 2\right) + 2\right) + \left(2 s^{2} - 3\right) \left(s \left(s + 1\right) + 1\right)\right)}{s \left(s \left(s + 2\right) + 2\right)}$$
2*((1 + s*(1 + s))*(-3 + 2*s^2) + 2*s*(1 - s)*(2 + s*(2 + s)))/(s*(2 + s*(2 + s)))
Combinatorics [src]
   /     2    \ 
-2*\3 + s  - s/ 
----------------
  /     2      \
s*\2 + s  + 2*s/
$$- \frac{2 \left(s^{2} - s + 3\right)}{s \left(s^{2} + 2 s + 2\right)}$$
-2*(3 + s^2 - s)/(s*(2 + s^2 + 2*s))
Common denominator [src]
 /             2\ 
-\6 - 2*s + 2*s / 
------------------
  3            2  
 s  + 2*s + 2*s   
$$- \frac{2 s^{2} - 2 s + 6}{s^{3} + 2 s^{2} + 2 s}$$
-(6 - 2*s + 2*s^2)/(s^3 + 2*s + 2*s^2)
Assemble expression [src]
          /        2\ /         2\
          \-6 + 4*s /*\1 + s + s /
4 - 4*s + ------------------------
                /     2      \    
              s*\2 + s  + 2*s/    
$$- 4 s + 4 + \frac{\left(4 s^{2} - 6\right) \left(s^{2} + s + 1\right)}{s \left(s^{2} + 2 s + 2\right)}$$
4 - 4*s + (-6 + 4*s^2)*(1 + s + s^2)/(s*(2 + s^2 + 2*s))