Write the following sets in roster form

1) B = {x : x is a positive factor of a prime number}

2) C={x : x2=x where x belongs to Real numbers}

Answer it quickly

Posted by Anshika Solanki (Apr 19, 2017 10:36 p.m.) (Question ID: 4956)

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  • Answers:
  • Prime numbers have only two factors i.e. 1 and itself

    {tex}B = \left\{ {1,x} \right\}{/tex}

    As we know

     {tex}\eqalign{ & {\left( 0 \right)^2} = 0 \cr & {\left( 1 \right)^2} = 1 \cr} {/tex}

    {tex}C = \left\{ {0,1} \right\}{/tex}

    Answered by Neeraj Sharma (May 06, 2017 9:37 p.m.)
    Thanks (0)
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