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Investigation Notebook and Reflection Journal - McGraw-Hill Higher ...

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LESSON<br />

4.2<br />

Negative Exponents<br />

In Lesson 4.2, I expect to learn:<br />

Think & Discuss<br />

How are multiplication <strong>and</strong> division related to one another?<br />

<strong>Investigation</strong> 1<br />

I found this on page .<br />

Think<br />

&<br />

Discuss<br />

1. Suppose Jordan’s coworker, Ron, is assigned to all of the<br />

machines with base 4. Each time the number of repeats is reduced<br />

by 1, how do you expect the resulting length to respond? Why?<br />

I found this on page .<br />

<strong>Investigation</strong> 2<br />

I found this on page .<br />

Develop & Underst<strong>and</strong>: B<br />

2. How do you find other repeater machines that do the same<br />

thing as a machine with a negative exponent, such as × 4<br />

-2<br />

?<br />

Example<br />

3. Look at the exponents in the expression 2 -3 · 2 2 = 2 -1 . Think<br />

of an addition sentence where you could combine -3 <strong>and</strong> 2 to<br />

get -1.<br />

Copyright © Glencoe/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.<br />

38 <strong>Investigation</strong> <strong>Notebook</strong> <strong>and</strong> <strong>Reflection</strong> <strong>Journal</strong>

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