Question 631425
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
(&#8730;3-&#8730;5)(&#8730;3-&#8730;5)
F	First terms  3
O	Outside terms -{{{sqrt(15)}}}    ||{{{sqrt(p)*sqrt(q) = sqrt(p*q)}}}
I	Inside terms  -{{{sqrt(15)}}} 
L	Last terms   -5
{{{ -2 - 2sqrt(15)}}}
{{{ -2(1 + sqrt(15))}}}