Today we learned how to add, subtract & multiply complex numbers. The videos of the notes are below.
Homework: Either complete the homework worksheet posted in CTLS (pages 29 & 30 in the Unit 1 packet) OR complete the "1/25 - Complex numbers: adding, subtracting & multiplying" Delta Math assignment.  Show all work & upload into CTLS.
Video #1: adding & subtracting complex numbers notes page 1:

Video #2: Multiplying complex numbers notes page 2:

Today we learned about the properties (rules) of exponents. A video of the notes is below.
Homework: Complete pages 43 & 46 in your Unit 1 packet. 
​
Video: Exponent properties (rules) notes:

Today we learned about imaginary numbers: how to simplify square roots of negative number; how to simplify imaginary numbers raised to exponents and how to multiply imaginary numbers. Videos of today's notes are below.

Homework: Either complete the homework worksheet posted in CTLS (page 26 in the Unit 1 packet) OR complete the "1/22 - Imaginary numbers: simplifying & multiplying" Delta Math assignment.  Show all work & upload into CTLS.

Video #1: simplifying imaginary numbers notes:

Video #2: Multiplying imaginary numbers notes:

Today we learned about the sum and product of the roots of quadratic equations. A video of the notes is below.

Homework: Either complete page 40 in the Unit 1 packet (WS 8 Sum and product Worksheet) OR complete the "1/22 - Sum and product of the roots" Delta Math assignment.  Show all work & upload into CTLS.

Video: sum and product of the roots notes:

Today we learned how to solve word problems with quadratic equations. The video for the notes is below.

Homework: Complete pages 33 & 34 (WS 6 Modeling with quadratics) in the Unit 1 packet.

Video: Quadratic word problem notes:

Today we reviewed factoring and solving quadratic trinomials where the "a" value is NOT 1 and solving quadratic equations in vertex form using the square root method. Then we also reviewed the discriminant, nature of the roots and calculating the roots/solutions using the quadratic formula.

Homework: 1) Complete the Unit 1, Quiz #2 anytime between Tuesday, 1/19 at 3:30pm and Wednesday, 1/20 at 11:59pm. You have to show all work and upload it into CTLS in order to get credit for your answers.
2)  Complete #1 - 9 on the "Practice Worksheet: Quadratic Formula" worksheet posted in CTLS (page 25 in your packet).  Show all work and upload into CTLS.

Below are the answers to the above homework problems so you can check your work:

Today we learned how to divide radicals using the conjugate when there are 2 terms in the denominator.  A video of the notes from today are below.

Homework:  Either finish the worksheet, show all work & upload into CTLS OR complete the "1/15 - Dividing Radicals Day 2" Delta Math assignment, write down all problems, show work & upload into CTLS.

​Video: Dividing radicals using the conjugate notes:

Today we learned about the quadratic formula, the discriminant, the nature of the roots and how to write quadratic equations in standard form given the roots.  A video of the notes from today is below.

Homework:  Either complete the homework worksheet, show all work & upload into CTLS OR complete the "1/15 - Discriminant, nature of the roots, writing quadratic equations given the roots" Delta Math assignment, write down all problems, show all work & upload into CTLS.

Video: Discriminant, nature of the roots, writing equations given roots notes:

Today we learned how to divide radicals with one term in the denominator. A video of today's notes is below.

Homework: Either complete the worksheet, show all work & upload into CTLS OR complete the "1/14 - Dividing Radicals Day 1" assignment in Delta Math, write down all problems, show all work & upload into CTLS.

Video: Dividing radicals notes:

Today we learned how to change an equation from standard form to vertex form by completing the square. Then we reviewed solving an equation in vertex form using the square root method.  Videos of today's notes are below.

Homework: Either complete the worksheet, show all work & upload into CTLS OR complete the 1/14 - Completing the square Delta Math assignment, write down all problems, show all work & upload into CTLS.

Video #1: Completing the square notes: