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प्रश्न
In exercise problems 7 – 15, use the graph to find the limits (if it exists). If the limit does not exist, explain why?
`lim_(x -> 1) (x^2 + 2)`
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उत्तर
From the graph the value of the function at x = 1 is y = f(1) = 3
∴ `lim_(x -> 1) (x^2 + 2)` = 3
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