MTH 221 Week 1 5 All Assignments and Discussion Questions - Page 2 - Wattpad
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MTH 221 Week 1 - 5 All
Assignments and Discussion Questions
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Week 2 DQ 3
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Using a search engine of your choice, look up the term one-way function. This
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concept arises in cryptography. Explain this concept in your own words, using the terms learned in Ch. 5 regarding functions and their inverses.
Week 3 Individual Assignment Selected Textbook Exercises
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Complete 12 questions below by choosing at least four from each section.
· Ch. 7
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o Exercise 7.1, problems 5, 6, 9, & 14 o Exercise 7.2, problems 2, 9, &14 (Develop the algorithm only, not the computer code.)
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o Exercise 7.3, problems 1, 6, & 19
· Ch. 7 o Exercise 7.4, problems 1, 2, 7, & 8
· Ch. 8
o Exercise 8.1, problems 1, 12, 19, & 20
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Exercise 8.2, problems 4 & 5
Week 3 DQ 1
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What sort of relation is friendship, using the human or sociological meaning of the word? Is it necessarily reflexive, symmetric, antisymmetric, or transitive?
Explain why or why not. Can the friendship relation among a finite group of people induce a partial order, such as a set inclusion? Explain why or why not.
Week 3 DQ 2
Look up the term axiom of choice using the Internet. How does the axiom of choice—whichever form you prefer—overlay the definitions of equivalence relations and partitions you learned in Ch. 7?
Week 3 DQ 3
How is the principle of inclusion and exclusion related to the rules for manipulation and simplification of logic predicates you learned in Ch. 2?
Week 4 Individual Assignment Selected Textbook Exercises
Complete 12 questions below by choosing