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How would you go about proving that,
with 
Is bounded? I tried with m >= s >= M but don't get very far...
with Is bounded? I tried with m >= s >= M but don't get very far...
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(Original post by DFranklin)
Is s > 0? Is s < 1?
Is s > 0? Is s < 1?
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#4
(Original post by Blue7195)
The question doesn't say, just that s is in R and n = 1, 2, 3, ..
The question doesn't say, just that s is in R and n = 1, 2, 3, ..
You may need to do a tiny bit of algebra...
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(Original post by DFranklin)
I know. I'm asking you to answer what I asked...
You may need to do a tiny bit of algebra...
I know. I'm asking you to answer what I asked...
You may need to do a tiny bit of algebra...
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#6
(Original post by Blue7195)
..
..
Without wanting to snark, the first thing you need to do when answering a question is making sure you understand the terms being used. Finding the sup, inf is not necessary here.
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(Original post by DFranklin)
A sequence a_n is bounded if we can find constants m, M s.t. m <= a_n <= M for all n.
Without wanting to snark, the first thing you need to do when answering a question is making sure you understand the terms being used. Finding the sup, inf is not necessary here.
A sequence a_n is bounded if we can find constants m, M s.t. m <= a_n <= M for all n.
Without wanting to snark, the first thing you need to do when answering a question is making sure you understand the terms being used. Finding the sup, inf is not necessary here.
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