chap 9

Lesson 9.1

 

A.      Classifying polynomials. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-263s.html

 

B.      Adding polynomials http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-264s.html 

 

C.      Subtracting polynomials.  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-265s.html

 

Lesson 9.2

 

A.      Multiplying polynomials. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-137s.html 

 

B.      Finding the GCF of a polynomial.  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-266s.html

 

C.      Factoring a polynomial. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-267s.html 

 

Lesson 9.3

 

A.      Multiplying binomials using distributive property... http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-138s.html 

 

B.      Multiply binomials using FOIL method. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-268s.html

 

C.      Applying Multiplication polynomials http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-269s.html 

 

D.      Multiplying a trinomial... http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-270s.html

 

Extra credit for Test 9.3

 

Get 5 correct  in a row  (in each section).  Be sure to log in to KA first. Send me a screen shot (3 of them) via email to get the extra credit!

 

1.       Adding and Subtracting polynomials… https://www.khanacademy.org/math/algebra2/polynomial_and_rational/polynomial_tutorial/e/adding_and_subtracting_polynomials

 

2.       Multiplying polynomials… https://www.khanacademy.org/math/algebra/multiplying-factoring-expression/multiplying_polynomials/e/multiplying_polynomials

 

3.       Factoring polynomials, (a>1), watch the videos on the left columns first.   https://www.khanacademy.org/math/algebra/multiplying-factoring-expression/factoring-by-grouping/e/factoring_polynomials_by_grouping_1

 

 

 

Video for lesson 9.4

 

A.      Squaring a binomial. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-271s.html

 

B.      Finding the difference of squares. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-273s.html

 

 

Lesson 9.5  Part 1.

 

A.      Factoring trinomials with a positive b. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-274s.html 

 

B.      Factoring trinomials with a negative b     http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-275s.html

 

Lesson 9.5 part 2.

 

C.      Factoring trinomials with a negative C  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-276s.html

 

D.      Factoring trinomials with two variables... http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-277s.html

 

videos for 9.6... I didn't like how the book factor these problem, so I'll show you a simpler method in class.

A.      This is a bit long, but good explanation, https://www.youtube.com/watch?v=07g-l8OuGPo

B.      (optional) This is not the greatest video production, but it's another example of the method we'll use in class... http://www.youtube.com/watch?v=RoeNm4LF9YQ 

 

 

Lesson 9.7 part 1

 

A.      Factoring a perfect square trinomial  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-280s.html

 

B.      Factor a perfect square trinomial with "a" different than 1... http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-281s.html

 

Lesson 9.7 part 2

 

C.      Factor the difference of two squares... http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-282s.html