1. What is the simplified form of √140?

2. What is the simplified form of √48n^9?
3. What is the simplified form of 3√5c times √15c^3?
4. Which radical expression is in simplified form?
11y/√3
√6/5y
√17/√4
√25/81

1. 2√35

2. 4n^3√3
3. 15c^2√3
4. √17/√4