`4(ln(z) + ln(z + 5)) - 2ln(z-5)` Condense the expression to the logarithm of a single quantity.

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`4lnz(z+5)-ln(z-5)^2`

`ln(z(z+5))^4-ln(z-5)^2 `

`ln(((z(z+5)^4))/(z-5)^2) `