I need some help with this exercise

find a value of the constant k such that the limit exist

lim (x^2 -kx+4)/x-1

x →1

thanks in advance!!

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- October 16th 2009, 10:04 AMvancefind the value of k.....
I need some help with this exercise

find a value of the constant k such that the limit exist

lim (x^2 -kx+4)/x-1

x →1

thanks in advance!! - October 16th 2009, 10:16 AMapcalculus