1. What does Factorial mean? For example, what is 5 factorial (5!)?

2. End In Mind”
Expand: (2x-7)4
Binomial Theorem

3. We begin with Pascal’s Triangle
The expression a + b is a binomial, the binomial theorem allows us to expand a binomial raised to any power.
We begin with Pascal’s Triangle
Do you notice the pattern? Can you add the next line?

4. Binomial Theorem What patterns do you notice?
Could you write a pattern for (x+y)5

5. *Do under Document Camera*
Applications

6. *Do under Document Camera*
End In Mind”
Expand: (2x-7)4
Now try:

7. The general term Finding a particular term from a binomial expansion
*Do under Document Camera*
The general term
Finding a particular term from a binomial expansion
n= the binomial’s exponent
r= b’s exponent (one less than the term you’re on)