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What is lim x-1 x3-1/x-1
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What is lim x-1 x3-1/x-1

User Julien Vivenot
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Answer:

Explanation:


\lim_(x\to 1) (x^3-1)/(x-1) \\= \lim_(x \to 1) ((x-1)(x^2+x+1))/((x-1)) \\= \lim_(x \to 1) (x^2+x+1)\\=(1)^1+1+1\\=1+1+1\\=3

User Andrew See
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