Binomial Theorem Part 3


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This is part 3 in our series on the binomial theorem for teacher candidates studying for the CSET Math examination.

I’m going to use the binomial theorem to expand the problem below in a slightly different way. Math is like website design, there is always more than one way to achieve the desired outcome. The binomial theorem certainly fits this cliche.

Example:

Using the binomial theorem, expand (x + y)5

cset

A little girl came home from school and said to her mother, “Mommy, today in school I was punished for something that I didn’t do.”

The mother exclaimed, “That’s terrible! I’m going to have a talk with your teacher about this … by the way, what was it that you didn’t do?”

The little girl replied, “My homework.”

By Maureen Miranda
http://www.ACEtheCSET.com
Maureen Miranda

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