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    lola3455's Avatar
    lola3455 Posts: 1, Reputation: 1
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    #1

    Oct 16, 2009, 03:35 PM
    (5+sqrt(x))/(5x) how do i rationalize the numerator?
    (5+sqrt(x))/(5x)

    how do I rationalize the numerator?
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Oct 16, 2009, 04:57 PM
    Multiply top and bottom by

    Which is the conjugate of your numerator.
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