Webwork question

In the webwork shape of graph problem3 360截图20140413184300855,  what is exp means    or how can I rewrite it ?

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1 Response to Webwork question

  1. Kate Poirier says:

    Hi NaiBing,

    The expression exp just means the exponential function with base e, so x exp(-x^2) can be rewritten x e^{-x^2}.

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