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in Limit, continuity and differentiability by (50.2k points)

If lim(x∞) ((x2 – 1)/(x + 1) – ax – b) = 2, find the values of a and b.

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Given lim(x∞) ((x2 – 1)/(x + 1) – ax – b) = 2

It is possible only when 1 – a = 0 ⇒ a = 1 

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