Let A, B ⊂ R be non-empty subsets that are bounded above. Define the set A+B

by

A + B = {a + b : a ∈ A, b ∈ B}.

Prove that

sup(A + B) = sup(A) + sup(B).

asked by guest
on Oct 06, 2024 at 3:32 am



Mathbot Says...

I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.


+ Submit Question