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Discussion :: Sets, Relations and Functions

  1.  Let f = {(x, x² /1+x² ): x € R } be a function from R into R . range of x is

  2. A.

    positive real numbers.

    B.

    negative real numbers

    C.

    non negative real numbers

    D.

    any positive real number x such that 0≤ x <1

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    Answer : Option D

    Explanation :

    any positive real number x such that 0≤ x <1


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