Quiz 1 - Real Numbers

Which of the following numbers is irrational?

• √8

• ¾

• 2

• -1.325

Rational Numbers are ......

• Any number that can be written as a fraction.

• Positive Integers

• Nonterminating Decimals

• Only whole numbers.

Irrational Numbers are ......

• Any number that can be written as a fraction.

• any number that cannot be expressed as a fraction

• terminating decimals

• Only whole numbers.

• Rational 

• Irrational

• Rational 

• Irrational

The set of whole numbers.

• ...1/2,,1,3/2,2,........

• 1,2,3,......

• ...,-3,-2,-1,0,1,2,3,......

• 0,1,2,3,......

The set of natural numbers.

• ...1/2,,1,3/2,2,........

• 1,2,3,......

• ...,-3,-2,-1,0,1,2,3,......

• 0,1,2,3,......

The set of integers.

• ...1/2,,1,3/2,2,........

• 1,2,3,......

• ...,-3,-2,-1,0,1,2,3,......

• 0,1,2,3,......

What sets does 6 belong to?

• Natural

• Whole

• Integer

• Rational

What sets does this number belong to?

 $\sqrt{7}$  

• Natural

• Whole

• Integer

• Irrational

• rational