Quiz on Set Theory

Listen carefully to the audio and choose the picture that looks like the shape that refers to.

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When zero is subtracted from a number, the difference is the number itself.

• True

• False

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

Tags

CCSS.HSS.CP.A.1

What statement does the shaded region represent

• A or B
• Not A
• A and B
• Not B

Tags

CCSS.HSS.CP.A.1

What statement does the shaded region represent?

• A or B
• A and B
• A
• B

Tags

CCSS.HSS.CP.A.1

If n(U) = 50 and n(AUB) = 30, find n(AUB)'?

• 50

• 30

• 20

• 10

Which of the following statement is true?

• Whole number is subset of natural numbers.

• Natural numbers is subset of whole numbers.

• Integers is subset of whole numbers.

• None of above.

What are the elements in set B only?

• { }

• { 7, 8, 9 }

• { 1, 2, 3 }

• {4, 5, 6 }