Monday, 11/25/2013

AA.13 – Multiplying Binomials (Special case)

How Angelica resolved her challenge during her Learning Conference:

Angelica made a smart move!Angelica looked for an example (Amsco page 455) that would be helpful……and she saw this

Angelica observed the example for about 5 seconds. Then, she wrote…..

EXAMPLE

But, what’s next……?

Hmm….Doesn’t this look familiar to Eric’s problem?

Angelica thought

Let’s recall how Eric used the mnemonic device “FOIL”…..

Angelica was like “Oh!”, and then……

When she applied “FOIL”

After combined like terms to simplify

After rewriting in an equivalent form

Our Take-Away

When we see

Angelica

Eric

* When we encounter a challenge problem and unsure where to begin, we can try looking for a similar example from a textbook*

Rewrite as:

Apply “FOIL”