Math 9

Unit 2 Powers and Exponent Laws

Lesson 925 Exponent Laws II

Focus

The FOCUS section introduces the main concept that will be covered in the lesson.

TEXT Page 79

Read/Work through the  Focus  section at the top of page 79 in  your textbook.

Watch

Video Tutorial

Investigate

Investigate an idea or problem, with a partner if possible.
The investigation provides the background for the ideas presented in the lesson.

TEXT Page 79

Read/Work through the  Investigate  section on Page 79 in your textbook.

You can do this activity on your own.
Check your work and patterns by viewing the Video Tutorial

Watch

Video Tutorial A   (power of a power)

Video Tutorial B   (power of a product)

Connect

Connect summarizes the math in the lesson.
A presentation of ideas connected to the lesson focus.

TEXT Pages 80 - 81

Read/Work through the  Connect  section on Pages 80 - 81  in your textbook.

Even if you KNOW you are going to watch the video, READING this section is still important.

Getting the same information in multiple ways can help with understanding.

Watch

Video Tutorial   (Exponent Law for a Power of a Power)

Video Tutorial   (Exponent Law for a Power of a Product)

Video Tutorial   (Exponent Law for a Power of a Quotient)

Formula page

I’ve created a formula page with all the properties/laws of exponents.
You can download and print a copy to use as a reference (if you need it!)
LINK

Examples

Examples will give you TOOLS for solving problems, and also show you that there may be different ways to approach a question.

Example 1  Simplifying a Power of a Power

TEXT Page 81

Work through Example 1 on Page 81 in your textbook.

Watch

Video Tutorial

Example 2  Evaluating Powers of Products and Quotients

TEXT Page 82

Work through Example 2 on Page 82 in your textbook.

Watch

Video Tutorial A

Video Tutorial B

Example 3  Applying Exponent Laws and Order of Operations

TEXT Page 83

Work through Example 3 on Page 83 in your textbook.

Watch

Video Tutorial A

Video Tutorial B

Video Tutorial C

Practice Problems

Doing Practice Problems

Practice problems reinforce the math presented in this lesson.

•	Work through the practice problems for this lesson.
	These problems are for practice, you don’t need to hand them in!
	(your teacher may assign specific questions for you to complete)

•	Use the answers in the back of the book to CHECK YOUR WORK!

•	If you make a mistake, TRY TO FIX IT!

•	If you need help or want more information, view the video solutions provided.

•	If you still need more help,  CONTACT YOUR TEACHER!

Types of Practice Problems

Discuss the Ideas invites you to talk about the math.
If possible share your thoughts/ideas/answers with another person.
If you can help them understand, then you likely have good understanding yourself.

Check questions require basic understanding of the ideas of the  lesson.

Apply questions will require you to dig deeper for a solution.

Take It Further questions offer enrichment and extension.

Notes

Question 3,    I discussed this when I did Example 3.   I didn’t make a video for this one.

Video Solution Links

Check your work for every problem you do!
If you make a mistake,  try to fix it!
Use the video solutions for more information.
If a problem still doesn’t make sense, ASK YOUR TEACHER FOR HELP!

({{"Question 1", "Question 2",  , "Question 4", "Question 5"}, {"Question 6", "Question 7", "Question 8", "Question 9", "Question 10"}, {"Question 11", "Question 12", "Question 13", "Question 14", "Question 15"}, {"Question 16", "Question 17", "Question 18", "Question 19", "Question 20"}, {"Question 21", , , , }})