Jika f(x) =x (x+1), hitunglah f(3)+f(1)
            Matematika
            
               
               
            
            
               
               
             
            Elnai
         
         
         
                Pertanyaan
            
            Jika f(x) =x (x+1), hitunglah f(3)+f(1)
               
            
               1 Jawaban
            
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1. Jawaban Dimasalfan04
f(x) = x (x + 1)
f(3) = 3 (3 + 1) = 3 (4) = 12
f(1) = 1 (1 + 1) = 1 (2 ) = 2
maka
f(3) + f(1) = 12 + 2 = 14