If 
 , 
 are two rational expressions, then their product is:    
 
                                                              	  
 
                                Example 1  
 
                                 Find the product of 
  
 
                                                               
    
 
                                 Canceling like terms we get   
 
                                
   
 
                                Example 2   
 
                                Find the product of   
 
                                 
   
 
                                 Example 3  
 
                                 Find the value of   
 
                                
   
 
   Try these questions 
                                Find the values of the following products of the given rational expressions  
 
                               
                            -    
  
 
  
                                       -    
 
  
  
                                                  -    
 
  
  
                                                             -    
  
 
  
                -    
 
  
  
  
                   Answers to the questions 
  
                            -   
                               
 To find the value of           
   
 
                                 
   
  
                           -     
 To find the value of          
   
 
                                 
    
  
                           -     
 To find the value of          
 
 
                                 
  
  
                             -   
 To find the value of          
  
 
                                 
  
  
                          -      
  To find the value of