There will be a quiz on graphing quadratics and sketching polynomials on Monday, Dec. 18. This will be on material covered through Wednesday, Dec. 13.

# Chapter 6 (Unit 3) Retakes

All test retakes must be taken after school on Tuesday, Dec. 12, at 3:00 in room 224. I will take the higher of your two test grades and discard the other one.

# Test on Tuesday

The chapter test was today. Tomorrow, we’ll be starting on quadratics and polynomials.

The tests will be graded as soon as possible, but not later than next Monday. Test remakes will be after school next week on Tuesday and Thursday ONLY.

# Quiz on Friday

There will be a quiz on properties of exponents on Friday. This will cover all material in 5-1, 6-1, and 6-2, but not the material on inverse functions.

# End of First Quarter

The first quarter officially ended November 8. I will accept work towards the first quarter marking period until I leave the building on Friday, November 10. The last official grade of the first quarter are the reteaching sheets I handed out on Monday; the Kuta worksheets assigned on Wednesday will count toward the second quarter.

# Complex numbers / quadratic test

There is a test on complex numbers and quadratics on Friday, November 3. This test will be worth 50 pts.

# Chapter 3 Test

The chapter three test will be Thursday, Oct. 19. This test will cover solving and graphing linear systems and inequalities, as well as basic matrix operations.

# Delta Math

All students are expected to join the appropriate class on Delta Math. There will be assignments; students are also encouraged to use the resources for additional study.

To join your class, go to https://www.deltamath.com/

If you have an existing account, log on and add my teacher code; if you don’t, create one. The teacher code is **559492**

There is an assignment that is automatically assigned when you join. To receive full credit, complete a total of 10 total problems (of 16 assigned). Additional exercises earn extra credit. However, only the first four problems you complete in each section will be counted. This assignment is due Monday, October 16.

# Khan Academy

All students are expected to join the Khan Academy Algebra II class. There will be assignments; students are also encouraged to use this resource for further study.

To join Mr. Hartzer’s class, login at https://www.khanacademy.org and select “Coaches”. Then enter this under “Join a class”: **VR3JMK94**

Note that you will not automatically receive assignments that were given before you joined; I’ll have to assign them to you manually.

The first required assignment is on matrices. You must complete a total of four points worth of exercises for full credit; additional exercises earn extra credit! Note that for this assignment, you must complete the exercise, but you don’t have to get 100%.

This is due Friday, October 13.

**1 point exercises**

Matrix Dimensions

Matrix Elements

Add & Subtract Matrices

**2 point exercises**

Multiply Matrices by Scalars

Matrix Equations: Addition & Subtraction

**4 point exercise**

Multiply Matrices

# Chapter 3 Quiz

The chapter 3 quiz has been moved to Friday, Sept. 29, due to the two half-days. It will still cover the same material (up to solving three-variable systems), even though we will start matrices on Thursday.