Simplify (a-4 + b-4)-1.


Answer:

 

a4b4
a4 + b4
 

Step by Step Explanation:
  1. We have been asked to simplify (a-4 + b-4)-1.
  2. Now,
    (a-4 + b-4)-1 =  
    1
    a-4 + b-4
     
    =  
    1
     
    1
    a4
      +  
    1
    b4
     
     
    =  
    1
     
    b4 + a4
    a4 b4
     
     
    =  
    a4b4
    a4 + b4
     
  3. Therefore, the result is  
    a4b4
    a4 + b4
     
    .

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