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If set A={x|x is a prime number's square} which of the following is an element of set A?

  • Option 1)

    64

  • Option 2)

    961

  • Option 3)

    729

  • Option 4)

    625

 

Answers (1)

best_answer

As we learnt

 

Elements of a Set -

 

All the objects that form a set are called its elements.

- wherein

2\in A, 4\notin A for A={1,2,3}

 

 Since 961=19^{2},which is a square of prime.961 is an element of set A.

 


Option 1)

64

Option 2)

961

Option 3)

729

Option 4)

625

Posted by

Himanshu

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