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posted by Janet on Monday, May 9, 2011 at 6:26pm.

Find the limit. lim x-->1 (x^3)-1/((5x^2)+2x-7) Please show steps.

= lim (x-1)(x^2 + x + 1)/((x-1)(5x+7)) as x ---> 1 = lime (x^2 + x + 1)/(5x+7) , as x --> 1 = 3/12 = 1/4

Thanks.

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