If lim⁡x→1x4−1x−1=lim⁡x→kx3−k3x2−k2\lim_{x \to 1} \frac{x^4 - 1}{x - 1} = \lim_{x \to k} \frac{x^3 - k^3}{x^2 - k^2} ,…

Mathematics

Problem

If lim⁡x→1x4−1x−1=lim⁡x→kx3−k3x2−k2\lim_{x \to 1} \frac{x^4 - 1}{x - 1} = \lim_{x \to k} \frac{x^3 - k^3}{x^2 - k^2} , find the value of kk .

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