Question 385446
  <pre><font size = 3 color = "indigo"><b>
Hi,         
Factoring
2x^2 - 13xy + 15y^2  Writing as a product (2x - _y)( - _y)
(2x - 3y)(x - 5y)
Note: SUM of the inner product(-3xy) and the outer product(-10xy) = -13xy