i then try to get this result from first principles:
then cancel the fractional powers by raising both numerator and denominator by reciprocal power, so that
what am i doing wrong?
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. To find the limit, we rationalize the numerator ,
Last edited by TwistedOne151; Oct 30th 2009 at 02:40 PM.
Reason: LaTeX error
thanks a lot for that .
i should have tried expanding the numerator and would have seen it was wrong!
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