Math 9, Lesson 13, Fall 2017, 12/17/2017

Weidong Posted in Fall 2017, Homework, Math 9, Teaching info
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We review Angles, Polygons, Congruence, and Similarity.

We won’t have school until 1/7/2018. Have a wonderful holiday season!

 

Homework:

#5 – #20 from the 4 pages below:

Page1Page2Page3Page4

Algebra 2, Lesson 13, Fall 2017, 12/17/2017

Weidong Posted in Algebra 2, Fall 2017, Teaching info
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We study piecewise defined functions and absolute functions.

This is the last lesson in 2017 and we won’t meet until 1/7/2018. Have a wonderful holiday season!

 

 

Algebra 2, Lesson 12, Fall Semester, 12/10/2017

Weidong Posted in Algebra 2, Fall 2017, Teaching info
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We study even and odd functions, as well as monotonic functions. We finish Chapter 15.

Math 9, Lesson 12, Fall 2017, 12/10/2017

Weidong Posted in Fall 2017, Homework, Math 9, Teaching info
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We review Set Language and Matrices.

A set is a well-defined collection of distinct objects. We talk about how to describe a set, the concept of an element, a subset, when two sets are equal. We also talk about the universal set, the empty set, the complement set for a set, the set union and intersection operations.

We talk about the Venn diagram to represent sets.

We also go over some more practice with matrices.

Homework: From the three page2 below: #1 – #5, #11 – #14, #15 – #17

Page 1Page 2Page 3

Math 9, Lesson 11, Fall 2017, 12/3/2017

Weidong Posted in Fall 2017, Homework, Math 9, Teaching info
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We spend more time on matrix multiplication by doing more practice questions.

Homework:

Workbook Page 23, #14 – #16, #20, #22 – #24. Please use Lesson 10’s homework pages for the questions.

 

Algebra 2, Lesson 11, Fall 2017, 12/3/2017

Weidong Posted in Algebra 2, Fall 2017, Teaching info
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We start a new chapter on special classes of functions. Today we study rational functions, which are any function that can be expressed as one polynomial divided by another. We then talk about rational function equations and inequalities.

 

Algebra 2, Lesson 10, Fall 2017, 11/19/2017

Weidong Posted in Algebra 2, Fall 2017, Teaching info
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We wrap up Chapter 14 by studying radical conjugates and doing more exercises.