Penjelasan dengan langkah-langkah:
2.a)log 60=log (3×5×4)=log 3+log5+log 4
=0,477+0,699+log4=1,176+log 4
b)log 75=log (3×5×5)=log3+log5+log5
=0,477+0,699+0,699=1,875
3. log 72=log (2×2×2×3×3)=3 log2+2log3
=3a+2b
Semoga bisa membantu.
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Penjelasan dengan langkah-langkah:
2.a)log 60=log (3×5×4)=log 3+log5+log 4
=0,477+0,699+log4=1,176+log 4
b)log 75=log (3×5×5)=log3+log5+log5
=0,477+0,699+0,699=1,875
3. log 72=log (2×2×2×3×3)=3 log2+2log3
=3a+2b
Semoga bisa membantu.