Calculus

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Find the limit.

lim x-->1 (x^3)-1/((5x^2)+2x-7)

Please show steps.

  • Calculus -

    = 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

  • Calculus -

    Thanks.

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