Question 815558
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
Simplify the following expression.
(12m - 3n)(5m + 8n) = {{{60m^2 + 81mn - 24n^2 = 3(20m^2+27mn-8n^2)}}}
F	First terms
O	Outside terms  96mn
I	Inside terms  -15mn
L	Last terms