Unit 9

Quadratic Equations

The Quadranator!!

(aka the Quadratic Formula)

Memorization Song

PROOF VIDEO

Be sure to use the
VIDEO TUTORS
and

    

Graphing Calculator

 

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Lesson/Objective Supplemental Lessons On-line Practice Homework
Prerequisites - Get ready for this unit with the following activities BrainPops
-
Prime Factorization
- Pythagorean Theorem 
Try Square Roots Concentration; Can you beat 12 tries? Be a Graphing Animal!
9.1 Square Roots and the Pythagorean Theorem
How to evaluate and approximate square roots;  How to use the Pythagorean Theorem

Video Tutor Lessons:

Just the Facts

Square Roots

Pythagorean Theorem

QuikChek1
 QuikChek2
hw #9-1 Due 
pg 455 #1-38





 

9.2 Solving Quadratic Equations by Finding Square Roots
How to solve a quadratic equation by finding square roots;  how to use quadratic models in real life settings
small Purplemath hyperlink graphic
QuikChek

hw #9-2 Due 

pg 468 #13-18

you SHOULD (MAKE THAT MUST!) be using the graphing calculator
you SHOULD be aware of the formula for the line of symmetry x = -b/2a


Graphing Calculator

 

9.3 Graphs of Quadratic Equations
How to sketch the graph of a quadratic equation;  how to use quadratic models in real life settings
Function Flyer Activity

 

Just the Facts

small Purplemath hyperlink graphic

QuikChek hw#9-3 Due 

Problem Set 9A
[Answers]

Try the "Function Flyer" activity! I highly recommend that you do some additional work with it from home... Mr. C.

pg 478 #1-16,19-22

 

QUIZ - Quadratic Equations  9.1 - 9.3 TBA 

10.6 Solving Quadratic Equations by Factoring
How to use factoring to solve a quadratic equation
small Purplemath hyperlink graphic
QuikChek hw #9-4 Due 
pg 470 #43-48, 55-60

Complete Problem Set 9B

 

10.7 Solving Quadratic Equations by Completing the Square 
How to solve quadratic equations by completing the square
small Purplemath hyperlink graphic

Just the Facts

 

QuikChek hw #9-5 Due 
pg 552 #5-16,23,25
[Answers]

DO NOT DO PROBLEM SET 9C as we discussed on Friday!

Remember folks: You should be using the graphing calculator to check (AND UNDERSTAND!) your work

 

9.4 The Quadratic Formula
How to use the quadratic formula to solve a quadratic equation;  how to use quadratic models in real life settings
small Purplemath hyperlink graphic

TeacherTube Videos

Memorization Song

PROOF VIDEO

QuikChek hw #9-6 Due 
Complete Problem Set 9C
[Answers]
 pg 475 #7-18
[Answers]

Memorization Song

PROOF VIDEO

How to Choose the Best Method for Solving Quadratic Equations

 

small Purplemath hyperlink graphic

 

 

hw #9-6 Due 

pg 475 #21-30
pg 670 #13-24
[Answers]

 

 

UNIT TEST - Quadratic Equations & Functions TBA
This UNIT 9 TEST includes section 10.6 and 10.7 from our textbook
Sections
9.1 - 9.4, 10.6 will be on the test