Math TERM 1 GRADE 7

A collection of well-defined or distinct objects.

the set label is ALWAYS a capital letter. True or False

These are the letters, numbers, or words that make up the set.

The brackets starting and closing the set are called ______. These are for enclosing the elements into it’s respective set.

The number of elements is called the?

The cardinality of set A is 4 (can be denoted as A = 4).

True or False?

Answer explanation

denoted as |A| = 4. Do not forget these lines.

Set duplicate elements. The word SILLY as a set would be {S,I,L,L,Y}.

True or False?

Answer explanation

Sets do NOT have duplicate elements. The word SILLY as a set would be {S,I,L,Y}.

Set FORMS What is the method uses braces and commas to separate the elements. Type BOTH.

Answer explanation

Set FORMS It is a worded description about the set.

Answer explanation

Verbal Description Form example:

The set of all vowels in the English alphabet.

Set FORMS This labels the set by a common property the elements in that set share.

Answer explanation

Set-Builder Form Example: {x/x is an even number and 0 < x < 10}

so you'll answer x/x and that is the set: {2,4,6,8,10}. (because they are even numbers)