Polynomials

1
Polynomials

• Continuing the work from last time (1.4)

2
POD

• At tables, give two expressions, one that is a
  polynomial and one that isnt. Put them on a
  small white board.
• For the polynomial, identify the number of terms,
  its degree, and leading coefficient.
• For the non-polynomial, explain why its not one.

3
Multiplying binomials

• Whats a binomial again? What method do we use
  to multiply them?
• What do we do to work in the opposite direction?
• Lets try it on CAS.

4
Multiplying binomials

• Whats a binomial again? What method do we use
  to multiply them?
• What do we do to work in the opposite direction?
• Lets try it on CAS.

5
Factoring polynomials

• Its all about finding the pattern. Each table
  do two of the following by hand
• What is the first step for the last one?

6
Factoring polynomials

• Its all about finding the pattern. Each table
  do two of the following by hand
• What is the first step for the last one?

7
Rational expressions

• What are rational expressions again?
• Before we work with them, lets review fractions.
• How do we work these operations?

8
Rational expressions

• Use factoring to simplify rational expressions.
  Try this one how do we multiply them?

9
Rational expressions

• Use factoring to simplify rational expressions.
  Try this one how do we multiply them?

10
Rational expressions

• Use factoring to simplify rational expressions.
  How do we add them?

11
Rational expressions

• Use factoring to simplify rational expressions.
  How do we add them?
• Does the denominator hold any possible factors
• of the numerator?

12
Reminder Journal Prompt 1

• This is also posted on the wiki
• Pretend you have a little brother or sister in
  3rd grade, who asks you to explain what
  multiplication is. Tell him or her what you
  know, and be as clear as you know how. Remember,
  this is third grade.