SETS AND SUBSETS

If U = {1, 3, 5, 7, 9, 11, 13}, then which of the following are subsets of U?

• B = {2, 4}

• C = {1, 9, 5, 13}

• F = {2, 3, 4, 5}

• D = {5, 11, 1, 2}

Tags

CCSS.HSS.CP.A.1

Let A = {2, 3, 4, 5, 6, 7}

B = {2, 4, 7, 8)

C = {2, 4}.

Which of the following mathematical statements is true?

• B ⊂ C

• A ⊂ C

• C ⊂ A

• A ⊂ B

Tags

CCSS.HSS.CP.A.1

Which of the following sets has 4 elements?

• A = { x/x is an odd number }

• B = { x/x is a vowel }

• C = {x/x is an even number between 1 to 9}

• D = {x/x is an even number from 2 to 10}

What is wrong with the set listed below?

D = {m, a, t, h, e, m, a, t, i, c, s}

• It is not written with roster notation.

• A capital letter is used to represent this set.

• The objects in this set are not unique.

• None of the above.

Which of the following statements is true about the set listed below?

C = {x/x is a prime number less than 20}

• 9 is not an element of C

• 2 is an element of C

• Set C is an infinite set.

• All of the above.

If A = { x/x is a counting number from 1 to 10}
B = { 2, 4, 6, 8, 10}, what is  $A\cap B?$  

•  $A\cap B$  = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }

•  $A\cap B$  = { 2, 4, 6, 8, 10}

•  $A\cap B\ =\ \left\{1,\ 3,\ 5,\ 7,\ 9\right\}$  

•  $A\cap B\ =\ \left\{\right\}$  

Tags

CCSS.HSS.CP.A.1

If A = { x/x is a counting number from 1 to 10}
B = { 2, 4, 6, 8, 10}, what is $A\cup B?$  

•  $A\cup B\ =\ \left\{2,\ 4,\ 6,\ 8,\ 10\right\}$  

•  $A\cup B\ =\ \left\{1,\ 3,\ 5,\ 7,\ 9,\right\}$  

•  $A\cup B\ =\ \left\{1,\ 2,\ 3,\ 4,\ 5\right\}$  

•  $A\cup B$  = { x/x is a counting number from 1 to 10}

Tags

CCSS.HSS.CP.A.1

If U = { x/x is a counting number from 1 to 10}

A = { 2, 4, 6, 8, 10}, what is A'?

• A' = {x/x is a counting number from 1 to 10}

• A' = {2, 4, 6, 8,10}

• A' = {1, 3, 5, 7, 9}

• A' = {6, 7, 8, 9, 10}

Tags

CCSS.HSS.CP.A.1

If A = { x/x is a vowel } and B = { 1, 2, 3, 4, 5}, which of the following statements is true?

• A = B

• n(A) = B

• A = n(B)

• n(A) = n(B)

Tags

CCSS.HSS.CP.A.1

Which of the following statements is correct?

• All equal sets are equivalent sets.

• All equivalent sets are equal sets.

• All sets are equal.

• All sets are equivalent.