How to write limits in wolfram alpha

Find the limit at Infinity: (Type ESC inf ESC for the ∞ symbol.) In [2]:=. Out [2]=. You can also specify the limit’s Direction. A setting of 1 approaches the limit from the left: In [1]:=. Out [1]=. A

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Compute a Limit

Compute a limit involving abstract functions: lim (f (x+h) - 2f (x) + f (x-h)) / h^2 as h->0.

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Using Wolfram|Alpha for Calculus

Use plain English or common mathematical syntax to enter your queries. For specifying a limit argument x and point of approach a, type x -> a. For a directional limit, use either the + or –

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