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# Module 10 Topic 3 factoring perfect square & difference of square

## by Lori Rapp, Teacher at NCVPS on May 18, 2010

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## Module 10 Topic 3 factoring perfect square & difference of squarePresentation Transcript

• Factoring Special Products Module 10 - Topic 3
• Perfect Square Trinomials Watch as Professor Edward Burger explains how to factor perfect square trinomials. Scroll down the webpage to where it says “Videos.” The ﬁrst video is Professor Edward Burger’s explanation and is about 5 minutes. The 2nd video is another example of how to recognize and factor a perfect square trinomial. This video is about 4 minutes.
• Difference of Squares View this Cool Math website to learn about Difference of Squares There are 5 pages of notes BUT you will stop on Page 3 where it says “Special Guy #2:”. Fortunately, you do not need to learn about Special Guy #2 (Difference and Sum of Cubes) in Algebra 1! Complete the Try It and Your Turn problems on Page 2 in your notebook an check your answers on the next slides.
• Try It on Page 2 Factor: 2 y − 16
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one subtraction ( )
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( + )( − ) subtraction ( )
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( + )( − ) subtraction ( ) split the y2
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( + )( − ) subtraction ( ) split the y2
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( y + )( y − ) subtraction ( ) split the y2
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( y + )( y − ) subtraction ( ) split the y2 split the 16
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( y + )( y − ) subtraction ( ) split the y2 split the 16
• Try It on Page 2 Factor: 2 y − 16 Write one addition & one ( y + 4 )( y − 4 ) subtraction ( ) split the y2 split the 16
• Your Turn on Page 2 Factor:
• Your Turn on Page 2 Factor: 2 4x − 81
• Your Turn on Page 2 Factor: 2 4x − 81 ( + )( − )
• Your Turn on Page 2 Factor: 2 4x − 81 ( + )( − )
• Your Turn on Page 2 Factor: 2 4x − 81 ( 2x + ) ( 2x − )
• Your Turn on Page 2 Factor: 2 4x − 81 ( 2x + ) ( 2x − )
• Your Turn on Page 2 Factor: 2 4x − 81 ( 2x + 9 ) ( 2x − 9 )
• Factoring by Difference of Two Squares Practice Practice Factoring Difference of Two Squares at this Cool Math website. Select the “Give me a Problem” button to keep trying problems. Do your work in a notebook. When you select “What’s the Answer?” your answer is erased and correct answer is displayed. Having your work in a notebook will allow you to compare your answer to the correct answer. Keep working problems until you get 4 out of 5 correct.
• Gizmo Practice Activity Please log into Explore Learning website using the username and password given to you AND found in the support documents. Search for the  "Factoring Special Products" Gizmo and launch the Gizmo. After completing at least 5 Gizmo problems, scroll down to the Assessment Questions and complete the 5 multiple choice problems. Pronto or Message me if you have questions.
• Fantastic! You have completed the Factoring Perfect Square and Difference of Squares lesson. Knowing how to factor these special guys saves you time, don’t they? You are now ready for Module 10 Topic 3 Mastery Assignment.