Question 966927
Not sure logarithm skills are necessary.  


{{{log((k*k*sqrt(k)))}}}


{{{log((k^2*k^(1/2)))}}}


{{{log((k^(2+1/2)))}}}


{{{highlight(log((k^(5/2))))}}}
and yes a logarithm property might be useful here:
{{{highlight((5/2)log((k)))}}}