February 7, 2013
Forget FOIL, multiply with rectangles!
We’re going to take a quick trip down elementary-high-school-algebra lane, and explore an alternative to the commonly taught method of multiplying two binomials known as FOIL. This is the kind of expression I’m talking about: (x – 2)(x + 6) This expression can be easily simplified using FOIL, provided you remember what the acronym stands […]
