Find the indefinite integral $($for$$x$>0$x$>0)$ on the domain of positive real numbers.

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Remember to include a $"+$ C$"$ if appropriate.

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Enclose arguments of functions in parentheses. For example,$$sin$(2$x$)$sin$2$x$.$ To enter$$a$$a$,$type sqrt$($a$).$

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$(7$x$98$x$)$dx