Can someone please condense this expression. I do not know how.


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  1. = (1/2) [ln(x^2+1) - ln((x-4)/x) ] - 4(ln1 - ln2)
    = (1/2)ln [ x(x^2+1)/(x-4) ] - 4(0 - ln2)
    = ln √ [x(x^2+1)/(x-4)] + ln 16
    = ln [16√ [x(x^2+1)/(x-4)]]

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