Lesson 2'6 Factor

1
Lesson 2.6Factor

• GPS
• MM1A2f, MM1A3a, MM1A3c

2
EQs

• How do we factor expressions by greatest common
  factor, grouping, trial and error, and special
  products?
• How do we solve quadratic equations in the form
  ax2bxc0, where a1, by using factorization and
  finding square roots where applicable?
• How do we use a variety of techniques, including
  technology, tables, and graphs to solve equations
  resulting from the investigation of x2bxc0?

3

• Use the following information to factor
  trinomials in the form x2 bx c
• x2 bx c (x p)(x q)
• Providedp q b and pq c

4
Example 1Factor when b and c are positive

• Factor
• Solution

5
Example 2Factor when b is negative and c is
positive

• Factor
• Solution

6
Example 3Factor when b is positive and c is
negative

• Factor
• Solution

7
Guided Practice for Examples 1, 2, 3Factor
the trinomial
8
Example 4Solve a polynomial equation

• Solve the equation
• Solution

9
Guided Practice for Example 4
10
Joke of the Day

• What are sailors favorite fruit?

11

• Naval oranges