# Math Help - Measurable surds.

1. ## Measurable surds.

The data are positive rational numbers A and B, for which the number
√a + √b + √a√b is measurable. Prove that the number √a and √b are also measurable.

Really thanks for all the answers

Originally Posted by isel
The data are positive rational numbers A and B, for which the number
√a + √b + √a√b is measurable. Prove that the number √a and √b are also measurable.

Really thanks for all the answers
What's the rush? Where has the question come from? NB: MHF provides help, not detailed solutions.

3. ## Re: Measurable surds.

It would help us if you would give a quick and detailed definition of "measurable number".