Actually,my brother challenged me to solve it,and I couldn't solve it,so I came here for help.

I think you should re-challenge your brother and humbly ask him for the solution.

]]>They also appear to have blocked you from using the 'more time' command, unless you are a subscriber.

]]>That is done with the Series command. Mathematica can differentiate anything so Mclaurin series are easy for it.

]]>Most do not. I am unable to find one for that.

]]>That function doesn't have an antiderivative among the standard mathematical functions.

Where does that integral come from anyway?

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