videos 5.5 to 5.8

5.5 , solve by graphing…

How to find the zeros of a function with a graphing calculator. 

 

https://www.youtube.com/watch?v=RxA8YMRF4M4 

 

even though this example does not show a quadratic function, the steps are the exact same... 

 

 

 

Videos 5.6

A.      Video on the square root of negative numbers.  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-558s.html

B.      Video on Simplifying imaginary numbers  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-559s.html

C.      Adding complex numbers. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-560s.html

D.      Multiplying complex numbers (video) http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-561s.html

E.       Finding complex solutions (video) http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-562s.html

 

check point quiz 2 on p276. Check your answers to quiz on this link >> https://skydrive.live.com/redir?resid=DD862520A086A24F!325&authkey=!AC5NtGOZI8aa-A0

 

5.7 A… Completing the square  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-296s.html

 

5.7B… Completing the square when "a" is different than 1. http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-297s.html 

 

Videos 5.8

A.      Using quadratic formula.  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-298s.html 

B.      Using quadratic formula to find complex solutions.  http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-564s.html

Grades are in Power School

  Merry Christmas to all!!! 

  All my Math and PE grades are in Power School. Most of you guys did well. Thanks for your hard work! Enjoy the break, learn something new, stay active.

- Coach Batista 

............................

João Paulo Batista

Brasilia International School - www.biseagles.com 

Math, PE, Athletics - www.coachbatista.blogspot.com

Love people, Love God. 

Review Answers for Semester Exam first semester (chap 1 to 4)

After you do your work, check your answers to be sure you are on the right track.  Do not simply copy the answers. That would cheating. I'll be looking for your work.

 

 Be sure to grade your own work so you'll be ready to ask questions in class. God bless!

 

 

Chap 1, p50, http://batistaalgebra2.blogspot.com.br/2013/08/chap-1-review-p50.html

 

Chap 2, p110,

http://batistaalgebra2.blogspot.com.br/2013/09/p110-answers.html

 

chap3, p153,  

http://batistaalgebra2.blogspot.com.br/2014/12/p160-chap-3-review-answers.html

http://batistaalgebra2.blogspot.com.br/2013/12/chap-3-answer-review.html

chap 4, p228,

http://batistaalgebra2.blogspot.com.br/2013/11/p228-answers-chap-4-review.html

P254

Sent via phone. JP Batista.

Quadratic regression vdieo... on calculator.

Quadratic Regression video for TI 83/ 84…On this video the teacher already entered his data, but he does show quickly how to get to the data and edit/input new data on L1, L2.  http://www.youtube.com/watch?v=ttnN8r_xhs0 . 

 

 

Coach Batista classes today.

If possible please try the following for my classes today. If my students read this they'll know what to do. I'll try to be back asap .

Algebra 1.

5.6, p285, ex 5 & 6
Do quick checks. plus hw problems that go with those examples.

Bible class.
Write down on paper your memory Bible verse . Cannot use notes for this.  Then read the next chapter in John.

Algebra 2.
Take chapter test 4A. Get a teacher to make the copies for you. The test is on my wooden shelves on the Alg 2 folder (it's in a booklet full of worksheets and tests)  . Need 6 copies of test 4A.

Do all the odd number questions. Skip Kramer questions and segmented matrix questions.

Pre algebra.
Check answers to last hw .
Read lesson 5.2 and do the hw problems on section A of 5.2.

Thanks!

Sent via phone. JP Batista.

P228

Sent via phone. JP Batista.