Sets Worksheet Flashcard

Front

If M = {red, blue, green, yellow} and N = {orange, yellow, pink, purple, blue}, find M - N.

Back

{red, green}

Front

In a Venn diagram with two circles labeled X and Y, what does the area outside both circles represent?

Back

Elements in neither X nor Y.

Front

Which of the following is a correct definition of a set in mathematics?

Back

A collection of objects where each object is unique and clearly defined.

Front

If A = {1, 3, 5, 7} and B = {2, 4, 6, 8}, then A ∪ B equals:

Back

{1, 2, 3, 4, 5, 6, 7, 8}

Front

If A = {1, 3, 5} and B = {1, 2, 3, 4, 5}, which statement is correct?

Back

A ⊂ B.

Front

What is the definition of the union of two sets A and B?

Back

The union of sets A and B, denoted A ∪ B, is the set of elements that are in A, in B, or in both.

Front

What does the intersection of two sets A and B represent?

Back

The intersection of sets A and B, denoted A ∩ B, is the set of elements that are common to both A and B.

Front

If A = {x | x is an even number} and B = {x | x is a prime number}, what is A ∩ B?

Back

A ∩ B = {2}.

Front

What is the complement of a set A?

Back

The complement of set A, denoted A', is the set of all elements not in A.

Front

If A = {1, 2, 3} and B = {3, 4, 5}, what is A - B?

Back

A - B = {1, 2}.