Math Is Fun Forum

Fistfiz

Member

Registered: 2012-07-20

Posts: 33

sup(A+B)<?=supA + supB

Hi guys,
I have a doubt about a question on my book:
it says:
"let

, and

show that

"

...my question is: can you provide an example where

?

thank you

Last edited by Fistfiz (2012-10-14 23:24:31)

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30+2=28 (Mom's identity)

Fistfiz

Member

Registered: 2012-07-20

Posts: 33

Re: sup(A+B)<?=supA + supB

solved, correct proposition is:

Last edited by Fistfiz (2012-10-15 06:55:25)

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30+2=28 (Mom's identity)