Question 634858
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
(x-5)(x+9) = x^2 + 4x - 45
F	First terms  x^2
O	Outside terms 9x
I	Inside terms -5x
L	Last terms -45
(y-8)(y-6) = y^2 - 14y + 48
F	First terms y^2
O	Outside terms -6y
I	Inside terms  -8y
L	Last terms 48
(2x+1)^2 = (2x+1)(2x+1) = 4x^2 + 4x + 1
F	First terms 4x^2
O	Outside terms  2x
I	Inside terms   2x
L	Last terms 1