Simplify. Express all answers using positive exponents. ( 1 point each item)
1. 125
1
3 Answer: ___________________________

2. ( 100 . 9 )
1
2 Answer: ___________________________

3. (
1
8
)
–
1
2

Answer: ___________________________

4. (8
−
2
3 . 8
1
3)
3

Answer: ___________________________