SETS / SUBSETS

FOCUS QUESTION:

What are the special symbols and language I use when I work with sets?

 

SPECIFIC OBJECTIVE:

1.       Associate the members of a set with the properties of that set. (Subsets)

CONTENT SUMMARY:

ENGAGE:

Ok students today we will be looking at a new topic in sets. That is SUBSETS. What do you think this means?

Now let's read the dictionary meaning to see if you were correct.

subset

/ˈsʌbsɛt/

noun

plural noun: subsets

1. a part of a larger group of related things.

   "computer vendors usually only support a small subset of the disks available"

   • Mathematics

     a set of which all the elements are contained in another set.

     
     

EXPLORE:

Now we are going to learn more about the topic. I want you to watch the video clips below.

Watch this video.

Watch this video on subsets to learn more about the topic.

What is your understanding of the clips. Is there anything else you have learned? Do you fully understand what they are depicting?

Now I want you to write all the subsets of the Set P {1, 2, 3}

Well if you got these below, then you are right.

EXPLAIN:

Now students I want you to explain what a subset is and give me examples.

Differentiate between Proper and Improper subsets.

EXTEND/ELABORATE:

Now students, what do you know about a Food Web?

What is the difference between a Food web and a food chain?

Let's look at  examples of each below.

Based on the Food Webs you have seen and the different Food Chains, would you say then that the Food Chain is a subset of the Food Web?

Explain your answer.

Other video you can watch.

EVALUATE:

1. Form three (3) subsets from the Food Web below.

# 2

(A) Consider the Set Y{o, r, w, q}. Form all the subsets of this set. How many did you get?

(B) Group the subsets as Proper and Improper.

 

#3

#2

Write all the subsets of B{ A, B, C, }