I see no advantage. Except it is easier to write.Originally Posted bybobby77

Results 1 to 3 of 3

- Jul 14th 2006, 10:03 AM #1

- Joined
- Sep 2005
- Posts
- 136

- Jul 14th 2006, 10:04 AM #2

- Joined
- Nov 2005
- From
- New York City
- Posts
- 10,616
- Thanks
- 10

- Jul 14th 2006, 10:30 AM #3

- Joined
- May 2006
- From
- Lexington, MA (USA)
- Posts
- 12,028
- Thanks
- 846

Hello, bobby77!

Explain the advantage of using rational exponents over the radical sign?

Try this problem: .

Since , the two factors must have the same root.

We perform some gymnastics: . . . . did you follow that?

. . and the problem becomes: .

With rational exponents: .

Which way do*you*prefer?