Assignment 2

course Mth 151

y}Oҝªassignment #002

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002. `Query 2

College Algebra

01-13-2008

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18:29:25

** It's true because all elements of C are in the universal set, and because there are elements of U that aren't in C. You have to have both conditions, since a proper subset cannot be identical to other set. **

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RESPONSE -->

I didn't know what C ps U meant. What does ps mean?

self critique assessment:

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18:30:49

2.2.33 D not s B

Is the statement true or false and why?

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RESPONSE -->

The statement is false.

confidence assessment: 2

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18:31:54

2.2.36 there are exactly 31 subsets of B

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RESPONSE -->

If an element is in B and in D, they are subsets of each other?

confidence assessment:

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18:33:30

Query 2.2.40 there are exactly 127 proper subsets of U

Is the statement true or false and why?

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RESPONSE -->

False, there are 134 proper subsets

confidence assessment: 1

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18:34:23

Query 2.2.48 U={1,2,...,10}, complement of {2,5,7,9,10}

What is the complement of the given set?

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RESPONSE -->

the compliment of the given set is {3,4,6,8}

confidence assessment: 3

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18:37:11

query 2.2.63 in how many ways can 3 of the five people A, B, C, D, E gather in a suite?

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RESPONSE -->

there are 8 ways that 3 of the 5 people can gather in asuit. ABC, BCD, CDE, DEA, EAB, DEB, EBC, EAC

confidence assessment: 3

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18:37:33

** The answer here would consist of a list of all 3-element subsets: {a,b,c}, {a,b,d}, {a,b,e}, {a,c,d} etc. There are ten such subsets.

Using a,b,c,d,e to stand for the names, we can list them in alphabetical order:

{a,b,c), {a,b,d}, {a,b,e}, {a,c,d}, {a,c,e}, {a,d,e|, {b,c,d}, {b,c,e}, {b,d,e}, {c, d, e}**

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RESPONSE -->

self critique assessment:

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ÁѭŻOǷ

assignment #002

002. `Query 2

College Algebra

01-13-2008

You need to repeat this assignment and include self-critiques by comparing your solutions to the given solutions. In some cases more detail in your solutions would be helpful, but some of your solutions did include good detail.

&#To run the program correctly you click on the Next Question/Solution button (top left), enter your response in the Answer box (the box at top right), click on the Enter Response button (above the top right box), then again on the Next Question/Solution botton (top left) to see the solution, and finally enter your response or self-critique in the Answer box and click on Enter Response.

You then start the process over with the next question, clicking on the Next Question/Solution button at top left, etc.

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