Jawabanmu

2015-11-25T22:10:57+07:00
1. 3log1/2 + 3log54 = 3log54.1/2 = 3log27 =3log3^3 = 3
2. 2log16 - 2log4 = 2log4 =2log2^2 = 2
3.2log7 + 2log160 - 2log35 = 2log7.160/35 = 2log32 = 2log2^5 = 5
4.log1000- log10 = log100 = 10log10^2 =2
5. 3log243 = 3log3^5 = 5
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