How to access CTLS

 This is the former PreCalculus blog 

CTLS student login page:  https://ctlslearn.cobbk12.org

CTLS login username:  Office 365 username  (usually this is firstname.lastname@students.cobbk12.org )

CTLS password: Office 365 password

If it asks for a client ID, type in gacobb

Some students have a slightly different Office 365 username. If you need to find it, click here. 

If you try to log in and you can’t (especially before Aug.13), don’t freak out yet. Access is limited as students are imported into their classes.

Classes start on Monday, Aug. 17.

PreCalculus week of 12.16.2019-12.20.2019

Tutoring: All by appt this week

Assessments: Unit test is Monday, 12.16 and Final Exam is Thursday, 12.19 for 1st and 12.20 for 4th

This week:
 Monday: unit test on Trig Identities, you can use your notes on the test

Tuesday and Wednesday: Review for the final exam

Thursday, 1st Final exam

Friday, 4th Final Exam

I have enjoyed this semester with each of you and good luck 2nd semester!

KHarrell

PreCalculus week of 12.09.2019-12.13.2019

Tutoring: Harrell, all tutoring by appt this week

Assessments: Unit test on Tuesday and Unit test next Monday

This week in PreCalculus
Review for Unit test
Unit test on Law of Sines and Law of Cosines

Trig Identities ( Various types)

Have a great weekend!
PreCalculus Team

Help:

https://www.purplemath.com/modules/idents.htm

https://www.youtube.com/watch?v=I4mcja8abDc

PreCalculus week of 12.02.2019-12.06.2019

Tutoring: See Ms. Harrell for appointment

Assessment: Quiz on Thursday likely

Note: 1st, 2nd and 3rd blocks are longer than usual, 4th will be much shorter

This week:
Law of sines

Law of Cosines

Area of  A Triangle

Have a great weekend!
PreCalculus team

Help:
https://www.mathsisfun.com/algebra/trig-sine-law.html ( law of sines)

https://www.khanacademy.org/math/geometry/hs-geo-trig/hs-geo-law-of-sines/v/law-of-sines-example ( Law of sines)

https://www.mathsisfun.com/algebra/trig-cosine-law.html ( Law of Cosines)

https://www.khanacademy.org/math/geometry/hs-geo-trig/hs-geo-law-of-cosines/v/law-of-cosines-example
 ( Law of Cosines)

PreCalculus week of 11.18.2019-11.22.2019

Tutoring: All tutoring by appt this week

Assessments: Unit test on Thursday and Friday

This week in PreCalculus:

Horizontal Shift Cosine and Sine Graphs

Combo Shifts for Cosine and Sine Graphs

Graph to Equation for Cosine and Sine Functions

Unit Test

Have a great holiday break!
PreCalculus team

Help:

https://www.youtube.com/watch?v=RzZyyIu9IvA ( horizontal shifts)

https://www.sparknotes.com/math/trigonometry/graphs/section3/ ( vertical shifts)

PreCalculus week of 11.11.2019-11.15.2019

Tutoring: Thursday afternoon and mornings by appt

Note: Ms. Harrell is out Tuesday, 11.12.2019, for an off campus meeting

Assessments: Quiz on Thursday

This week in PreCalculus:
Sine and Cosine graphs with vertical shifts
Sine and Cosine Graphs with horizontal shifts

Sine and Cosine Graphs with combo shifts

Have a great weekend!
Ms. Harrell

Help:
https://www.youtube.com/watch?v=Vw-RwPBWS8g ( trig graphs)
https://www.purplemath.com/modules/grphtrig.htm

PreCalculus week of 11.4.2019-11.08.2019

Tutoring: Some mornings are open, see teacher for times

Assessments: None this week, quiz early next week

Reminder. No school on Tuesday, Election day!

This week in PreCalculus:
Sine graphs
Cosine graphs
combo of sine and cosine graphs

Help:
https://www.youtube.com/watch?v=2zoiW4PdVKo ( sine graphs)

https://www.youtube.com/watch?v=Vw-RwPBWS8g ( sine and cosine graphs)


Have a great weekend!
PreCalculus team

PreCalculus week of 10.28.2019-11.01.2019

tutoring: All times vary week by week, see your PreCalculus teacher for possible times

Assessments: Unit 3 test is Tuesday

This week in PreCalculus:
Wrap up of unit 3 and test

Trig Graphs ( sine and  intro to cosine this week)

Have a great weekend!
PreCalculus team

Help:

https://www.mathsisfun.com/algebra/trig-sin-cos-tan-graphs.html ( trig graphs)

https://www.purplemath.com/modules/grphtrig.htm ( trig graphs)

PreCalculus week of 10.21.2019-10.25.2019

Tutoring: Friday afternoon and by appt

Assessments: Unit test likely on Friday

This week:

Unit Circle ( reading the unit circle, creation of the unit circle labels,....) 

Reference Angles

Coterminal Angles 

Have a great weekend!

PreCalculus team 

Help
https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:trig/x2ec2f6f830c9fb89:unit-circle/v/unit-circle-definition-of-trig-functions-1 ( unit circle)

https://www.youtube.com/watch?v=E-xFXpVo14o ( reference angles)


https://www.youtube.com/watch?v=6BRtPfofXog ( coterminal angles)

PreCalculus week of 10.14.2019-10.18.2019

Tutoring: Monday afternoon and Friday afternoon. Other times by appt.

Assessments: Unit 3 Quiz on Right Triangle Trigonometry, Unit test TBA

This week in PreCalculus:
Degrees and Radians
Unit Circle
Reference Angles
Coterminal Angles

Have a great weekend!
Ms. Harrell

Help:
https://www.khanacademy.org/math/trigonometry/unit-circle-trig-func/unit-circle-definition-of-trig-functions/v/unit-circle-definition-of-trig-functions-1 ( unit circle)


https://www.youtube.com/watch?v=E-xFXpVo14o ( reference angles)

PreCalculus week of 10.07.2019-10.11.2019

Tutoring: See PreCalculus teacher for times ( many of our schedule change week by week)

Assesssments: Quiz on Right Triangle Trig and finding reference/ coterminal angles

This week in PreCalculus;

Applications of Right Triangle Trig

Trig  Function Signs

Finding all Trig Values, given one trig value and one trig sign

Schedules for the week ( thus far):

Monday, possible senior meeting first block

Thursday, only 3rd and 4th blocks

Friday- PepRally 4th block?

Have a great weekend!

Ms. Harrell on behalf of the PreCalculus team

PreCalculus week of 09.30.2019-10.03.2019

Welcome back from Fall Break!
Tutoring: Tuesday afternoon and Morning by appt

Assessments: Unit 3 quiz likely on Thursday

This week:
Return of the conics Test
Unit 3 Right Triangle Trig
Unit Circle
Coterminal Angles
Reference Angles

Help:

https://courses.lumenlearning.com/boundless-algebra/chapter/trigonometry-and-right-triangles/


https://www.mathwarehouse.com/trigonometry/reference-angle/finding-reference-angle.php

Have a great weekend!
Ms. Harrell

PreCalculus week of 09.16.2019-09.20.2019

Tutoring: Tuesday afternoon and morning by appointment only

Assessment: Unit test is Thursday and Friday, a two day test

This week:
--Rewriting Equations of conics from general  form to graphing form using complete the square

--Review of all conics

--Unit test

Have a great week off, and see you on Monday, 09.30.2019.
PreCalculus Team

Help:
http://www.mathguide.com/lessons/ConicSections.html ( all conics)

https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:conics ( all conics)

PreCalculus week of 09.09.2019-09.13.2019

Tutoring: See me in class for some times as my schedule changes frequently

Assessments: Unit test is the week of  09.16.2019, likely Thursday of the week

This week in PreCalculus:
Hyperbolas
Parabolas
Rewriting the Conics Equation into Graphing Form Using Complete the Square

Have a great weekend!
PreCalculus Team

PreCalculus week of 09.03.2019--9.06.2019

Tutoring: I will run some morning tutoring this week due to afternoon meetings each day and a preset tutoring session for Algebra 2 on Friday. Please see me for a time for morning tutoring if needed.

Assessments: Quiz set for Wednesday (Circles and Ellipses)

This week:
Ellipses
Hyperbolas
Parabolas (if time allows)


Help:
https://www.mathsisfun.com/geometry/conic-sections.html ( All conics)

https://www.youtube.com/watch?v=Z6cwpsDC_5A ( Hyperbolas)

https://www.youtube.com/watch?v=Uy-Ig5zgNsE( ellipses)

Have a great weekend!

PreCalculus Team

PreCalculus week of 08.29.2019-08.30.2019

Tutoring: Friday afternoon and morning by appt( I have some extra afternoon meetings this week, as well as, early release on Wednesday)

Assessments: Wrapup of unit one test on Monday
                    Friday , quiz on circles and Ellipses

This week:
Unit one Test wrapup
Writing for Matrices
Circles
Ellipses
quiz ( Circles and Ellipses)
Hyperbolas ( if time allows)

Have a great week!
PreCalculus Team

PreCalculus week of 08.19.2019-08.23.2019

Tutoring: See me in class for times, my schedule changes

Assessments:  Unit Test is Friday

This week:
Inverse of Matrices
Setting up  and Solving Systems of Equations using Matrices
Review for test
Unit Test

Help:

https://www.youtube.com/watch?v=AUqeb9Z3y3k ( system of equations)


https://www.mathsisfun.com/algebra/systems-linear-equations-matrices.html

https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:systems-of-equations/x2f8bb11595b61c86:systems-of-equations-word-problems/v/using-a-system-of-equations-to-find-the-price-of-apples-and-oranges ( word problems)

Have a great weekend!

PreCalculus Team

Algebra 2 blog address change

Hello all!
The Algebra 2 team will have one blog for the entire team now.

Here is the website:
https://pebalg2.blogspot.com/

Thanks
Ms. Harrell

PreCalculus week of 08.12.2019-08.16.2019

Tutoring: I am open Tuesday afternoon for tutoring. Other times by appointment.

Assessments: Unit test next week

This week:
Multiply Matrices ( you must watch and practice the process)
Determinants ( 2 by 2 and 3 by 3)
Area of a Triangle
Inverse of a Matrix

Helpful websites:
https://www.mathsisfun.com/algebra/matrix-determinant.html ( 2 by 2 only, I will use another method for 3 by 3)

https://www.mathsisfun.com/algebra/matrix-multiplying.html ( multiply matrices)


https://www.mathsisfun.com/algebra/matrix-inverse.html ( inverse of matrix)

Have a great weekend!
Ms. Harrell

PreCalculus week of 08.05.2019-08.09.2019

Tutoring: See Ms. Harrell for times due to a moving dates calendar for this week.

Assessments: Quiz on Wednesday and test on 08.16.2019

This week:
Equal Matrices
Multiply Matrices ( I have an exploratory activity for this concept)
Determinants

Have a great weekend!

Ms. Harrell