1. Visual Algebra for Teachers
Activity Set 3.3
CLASS PPTX

2. REAL NUMBERS AND QUADRATIC FUNCTIONS
Visual Algebra for Teachers
Chapter 3
REAL NUMBERS AND QUADRATIC FUNCTIONS

3. Visual Algebra for Teachers
Activity Set 3.3
Algebra Pieces and
Quadratic Functions

4. MATERIALS
Black and red tiles, white and opposite white n-strips and black and red x-squares
Graphing calculator with table functions (recommended)

5. Question #2: Class discussion

6. Question #2: Class discussion
Evaluate the following rectangle. Set up the edge sets, do they work?
Is there a better rectangle formed with this same set of pieces?
Why does Figure 1 have regions labeled +x-strips OR –x-strips and a region labeled black OR red tiles?

7. Question #2: Class discussion
Is the statement
“You should use a minimal collection of algebra pieces when forming a quadratic rectangle” true?
Explain why or why not.

8. Classwork (in teams, as assigned)#3
#4a - g
#4h
#5a
#5b
#5c
#5d

9. Homework Chapter 2 Exam is Wednesday this week
See Chapter 2 Practice Exam (coursepack)
HW Quiz (3.3) due before 2 p.m. IN ONE WEEK
See Moodle for HW questions (to study) and quiz
Prep PPT/Quiz (3.5i) due before 2 p.m. IN ONE WEEK
See Moodle for posted PPTX (to read) and quiz
Turn in hw (3.3) due 2 p.m. WEDNESDAY, WEEK 7
See HW schedule