Question 1048735
<pre><b>
Use the fact that {{{32=16*2=8*2*2=4*2*2*2=2*2*2*2*2=2^5}}}

{{{-2*root(5,160)}}}

{{{-2*root(5,32*5)}}}

{{{-2*root(5,2^5*5)}}}

{{{-2*root(5,2^5)*root(5,5)}}}

{{{-2*2*root(5,5)}}}

{{{-4*root(5,5)}}}

Edwin</pre></b>