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Thread: Rationalize each denominator

  1. #1
    Newbie pinky&thebrain's Avatar
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    Mar 2005
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    Rationalize each denominator

    1/(√5)

    &

    (3t-1)/√(3t) -1)
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  2. #2
    Junior Member
    Joined
    Apr 2005
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    Multiply top and bottom by sqrt(5). This is the same as multiplying by one, so it doesn't change the answer, just the way it looks. For example,
    1/sqrt(2) can be rewritten as sqrt(2)/2 by multiplying the top and bottom of the fraction by sqrt(2).
    Last edited by beepnoodle; Apr 16th 2005 at 11:20 PM.
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