# algebra

posted by
**lee**
.

1.what is the simplest form of the producy

sqrt 50x^7y^7 * sqrt 6 xy^4

2. What is the simplest form of the radical expression

4^3 sqrt 3x + 5^3 sqrt 10x

3. What is the simplest form of the radical expression

sqrt 2 + sqrt5 / sqrt 2 - sqrt 5

if someone could explain the steps it would be helpful cause I have missed these on my homework and would like to know how to do them