S = { x l 7 < x < 12 }
            Matematika
            
               
               
            
            
               
               
             
            retnotahira
         
         
         
                Pertanyaan
            
            S = { x  l  7  <  x  <  12 }
               
            
               1 Jawaban
            
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1. Jawaban natxx
S: {8, 9, 10, 11} ...............