Jawabanmu

2014-08-27T16:29:38+07:00
1. 15/√48 = 15/√48 . √48/√48 = 15√48/48 = 5/16 √48
2. 3/√18 = 3/√18 . √18/√18 = 3√18/18 = 1/6 √18
3. 4+√2/4-√2 = (4+√2)/(4-√2) . (4+√2)/(4+√2) = 16 + 8√2 + 2/4-2 = 9 + 8√2
2014-08-27T16:41:41+07:00
1. 5 akar 3 / 4
2. akar 2 / 2
3. 16-3 akar 2 / 4