Spring Midterm Exam

lilijia Posted in AOPS_Counting_Probability，
24 March 2024
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Dear Students,


Today we took the SAT math linear (non-adaptive) practice test 1 in class. Students who were absent today please check Google Classroom and finish the test as soon as possible:)


We will go over some questions in two weeks, and learn Unit 21: Angles.

No school next Sunday. Happy Easter!

Happy Easter Images - Free Download on Freepik


Have a good night and see you soon!


2024 年 3 月 24 日星期日晚上 7:30-8:30 

  • Michelle Zhang (Harvard University)
  • Jasper He (Newton South High School)
  • Jared Mi (Newton South High School)
  • Lloyd Feng (Brookline High School)
  • Franklin Chen (Oliver Ames High School)

请填写此表以注册参加 https://forms.gle/TEzpewk6LVweGCMb8，并提前分享您感兴趣的问题，小嘉宾们会在讲座中尽量回答数理学习相关的问题。
期待届时见！

Topic: 学长学姐数理学习分享会-1Insights from Senior Students: Navigating STEM Studies
Time: Mar 24, 2024 07:30 PM Eastern Time (US and Canada)

Join Zoom Meeting
https://zoom.us/j/97118308492?pwd=NHBWcytleitTRnpqWE9jM0hlNkZzQT09

Meeting ID: 971 1830 8492
Passcode: share

SAT Math Ch.19 Complex Numbers & Ch.20 Absolute Value

lilijia Posted in SAT math，
17 March 2024
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Dear Students, 
Today we reviewed Ch.18 homework, and Ch.19 Complex Numbers & Ch.20 Absolute Value. Students also worked on the whiteboard about complex number divisions. Here is the class note for your review.
Key ideas:- the cycles of i, -1, -i, 1- conjugate a+bi, a -bi- arithmetic operations of complex numbers- absolute value function and its graph
Homework:-pg 172-173, Ex 1-15-pg 177-179, Ex 1-15-DeltaMath Ch.19 Complex Numbers-DeltaMath Ch. 20 Absolute Value
Next week, we will have a midterm exam. Please download the test at home (will be released next Sunday by noon), and bring your laptop and calculator to class. Please let me know if you will be absent:)
Have a nice evening, and look forward to seeing you all next Sunday!
Best,

Ms. Li

Ms. Lijia Li from Newton South High School Math Department will give a free webinar on 03/17/2024, Sunday, 7:30-8:30 pm.

The following topics will be covered:
-NSHS Math Curriculum
-What do you need to bring to school
-Some learning strategies
-Math Resources
-Math Competitions & Summer Programs
Please fill in this form https://forms.gle/bBpCXMx1BrDqRG2b6 to register for the webinar, and share the questions with Ms. Li ahead.

Look forward to seeing you then!

牛顿南高数学李老师将于 2024 年 3 月 17 日星期日晚上 7:30-8:30 举办面向同学与家长们的公益讲座，将涵盖以下主题：
-南高的数学课程设置
-去学校需要带什么东西
-高效数学学习策略
-课外数学学习资源
-数学竞赛与夏令营
请填写此表以注册参加 https://forms.gle/bBpCXMx1BrDqRG2b6，并提前分享您感兴趣的问题，我们尽量在讲座前把问题整理到slides里。下周日晚同一时间我们还将邀请几位优秀学姐学长交流分享数学/理科学习的心得与经验，敬请期待[Salute][Salute]。

期待届时见！

Ch.18 Synthetic Division

lilijia Posted in SAT math，
10 March 2024
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Dear Students,


Today we reviewed Ch.17 homework and exit ticket and learned Ch.18 Synthetic Division. Please check the online notes for your reference. 
You may also find this page helpful: https://www.cuemath.com/algebra/synthetic-division-of-polynomial/
Homework:

-pg 168-169, Ex 1-14

–DeltaMath Ch.18 Synthetic Division
Next week, there is a free webinar by Prof. Lo. Please see the flyer for more details. 


See you next Sunday!
Best,

Ms. Li

SAT Ch.17 Quadratics

lilijia Posted in SAT math，
04 March 2024
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Dear Students,


Today we went over problems in Ch.16 HW and ET 16, and reviewed topics in Ch.17 Quadratics. Please check our notes for your reference.

Key points:

  • standard form, vertex form, factored form
  • discriminant 
  • Vieta’s formula

Homework:

-Textbook pg 158-160, Ex 1-19

–DeltaMath Ch.17 Quadratics


Next week we will learn Ch. 18: Synthetic Division. In case you will not be here next week, here is the digital copy of the Ch.18 exit ticket.


See you next Sunday!


Best,

Ms. Li