2 log 2 + 2 log 2 + 2 log 7 + 2 log 16 dikurang 2 log 28
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            2 log 2 + 2 log 2 + 2 log 7 + 2 log 16 dikurang 2 log 28
               
            
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1. Jawaban ahmad1904
[tex]2 log( \frac{2 \times 2 \times 7 \times 16}{28} )[/tex]
28 dicoret dg 2.2.7
sisanya
[tex] = 2log \: 16 \\ = 2log \: {2}^{4} \\ = 4.2log2 \\ = 4 \times 1 = 4[/tex] -