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  • Stuck here, help me understand: Which of the following set builders has infinite elements?

Which of the following set builders has infinite elements?

  • Option 1)

    A={x: x is an odd number on dice}

     

  • Option 2)

    B={x: x is a prime number}

  • Option 3)

    C={x: x is a factor of 24.}

  • Option 4)

    D={x: x is an even prime number}

 

Answers (1)

best_answer

As we learnt 

 

SET-BUILDER FORM -

 

In set-builder form, all the elements of a set possess a single common property which is not possessed by any element outside the set.

- wherein

eg. {x:x is a vowel letter}

 

 There are infinite prime numbers.

 


Option 1)

A={x: x is an odd number on dice}

 

Option 2)

B={x: x is a prime number}

Option 3)

C={x: x is a factor of 24.}

Option 4)

D={x: x is an even prime number}

Posted by

Himanshu

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