NumberTheoryBasic
  
  
    PolynomialAndEquation
  
  
    UK
  
  
    Intermediate
  
  2013
  
  Calculate the value of $$\dfrac{2014^4+4 \times 2013^4}{2013^2+4027^2}-\dfrac{2012^4+4 \times 2013^4}{2013^2+4025^2}$$
 
    
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