Jawabanmu

2014-08-29T17:25:12+07:00
1. 2 ^{-3} = 1/ 2^{3} = 1/8
2. 2 ^{3} = 8
3. (-3) ^{-5}  \frac{1}{(-3) ^{5} } = - \frac{1}{243}
4. 2 ^{2} x 2 ^{2} = 2 ^{4}
5. 8 ^{2} : 8 ^{2} = 8
Jawaban paling cerdas!
2014-08-29T17:43:31+07:00
1. 2√12 + 1/2 √32 =
2. 2/5 √123 - 4√45 +3√80 =
3. (2-√3 +√5)(2+√3-4) =
4. 2√3 - √2 =
5. 2√5 + 4√2 =
1 5 1