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Algebra I End-of-Course Exam. Changing the way we teach. “ Why can ’ t we just teach the way I was taught? It worked just fine for me! ”. Jim. That was then …. This is now!. Cell Phones. 2010. 1980. 2010. 1980. VCR. DVR. So why can ’ t we just teach the way we were taught?.
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Algebra I End-of-Course Exam Changing the way we teach.
“Why can’t we just teach the way I was taught? It worked just fine for me!” Jim
That was then… This is now!
Cell Phones 2010 1980
2010 1980 VCR DVR
What if doctors continued to practice the same way they did 30 years ago? What if athletes trained the same way they did 30 years ago? What if computers processed the same way they did 30 years ago? What if movies looked the same way they did 30 years ago?
Planet of the Apes 1968 2001
Current coverage of Algebra I TEKS TAKS grade 9 covers about 74%of Algebra I TEKS TAKS grade 10 covers about 90%of Algebra I TEKS TAKS exit level covers about 90%of Algebra I TEKS Algebra I EOC assessment covers about 95% of Algebra I TEKS Differences between TAKS and EOC 10 TEA Math Update 2009 Assessment Conference
Exploring Objective 2: Demonstrate an understanding of the properties and attributes of functions.
R A N G E DOMAIN
Algebra I EOC Coming soon, to a campus near you!
Describing Graphs Frame the left and right boundaries of each graph to help you find the possible x-values (the Domain). y Frame the top and bottom boundaries of each graph to help you find the possible y-values (the Range). R A N G E DOMAIN x
R A N G E DOMAIN Work with your partner to find & record the Domain and Range of each card.
Card A R A N G E DOMAIN Domain: - 2 x 2 Range: - 3 y 3
Card B R A N G E DOMAIN Domain: - 3 x 1 Range: - 2 y 2
Card C R A N G E DOMAIN Domain: - 3 x or x - 3 Range: - 1 y or y - 1
Card D R A N G E DOMAIN Domain: - 2 x 4 Range: - 3 y 2
Domain and Range Puzzler R A N G E DOMAIN
You will need… One set of puzzler cards for every 2 people One Coordinate Grid Mat for every 2 people A “Puzzler #1” recording sheet for each person Find two puzzler cards that can be used to create a graph with each given Domain and Range. You may use the cards more than once.
Puzzler Answers E B
Puzzler Answers B D
Puzzler Answers D C
Puzzler Answers E C
Puzzler Answers A C
So what do these activities have to do with the Algebra I EOC? Putting It All Together
Look at the data on the following released TAKS items covering Domain & Range. What observations can you make about students’ understandings and misunderstandings? How do the data support your observations? What classroom experiences can we provide to clear up misunderstandings?
Objective 2: A.2B TSIET identify mathematical domains and ranges and determine reasonable domain and range values for given situations, both continuous and discrete. • The graph shows the path of a golf ball.What is the range of this function? • 0 < y < 100 • 0 < y< 100 • 0 < x< 5 • J. 0 < x < 5 2003 TAKS Grade 10th #14 F: 16%, G: 50%*, H: 25%, J: 9% *correct answer
Objective 2: A.2B TSIET identify mathematical domains and ranges and determine reasonable domain and range values for given situations, both continuous and discrete. • 27. What is the domain of the function shown on the graph. • -3 <x< 3 • -3 < x < 3 • -5 < x< 4 • -5 <x < 4 2004 TAKS Exit #27 A: 31%, B: 44%*, C: 13%, D: 12% *correct answer
Objective 2: A.2B TSIET identify mathematical domains and ranges and determine reasonable domain and range values for given situations, both continuous and discrete. • 12. Mr. Maxwell asked his students to identify the domain represented by the function graphed below. • Which of the following student • responses is correct? • -5 <x < 6 • -6 <x< 2 • -5 <x < -2 • J. Not here 2006 TAKS Exit #12 F: 72%*, G: 7%, H: 7%, J: 13 %