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Unformatted text preview: ity). b) Use this denition to show that lim n n 7 + 18 n 4 = . Problem 5 (3 points) Calculate sup and inf for the following subsets of R . (One or both may not exist). a) = [5 , 4) { 12 } ; b) = Q (1 , 3); c) = { x R :  3 x + 7  > 2 } . Problem 6 (2 bonus points) Explain the mathematics behind the following (its not that tricky, the point is to explain it in a mathematically precise way): http://www.milaadesign.com/wizardy.html Due: 3PM, Wednesday, 17/3/2010. Current assignments will be available at http://www.maths.uq.edu.au/courses/MATH2400/Tutorials.html...
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This note was uploaded on 06/19/2010 for the course MATH 2400 taught by Professor Grotowski during the Three '10 term at Queensland.
 Three '10
 Grotowski
 Natural Numbers

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