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If lim(x→1)(x^4 - 1)/(x -1) = lim(x→k) (x^3 - k^3)/(x^2 - k^2) then find the value of k.

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If limx→1 (x4 - 1)/(x -1) = limx→k (x3 - k3)/(x2 - k2) then find the value of k.

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limx→1 (x4 - 1)/(x -1) = limx→k (x3 - k3)/(x2 - k2)

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