Introduction to Functions: IM 8.5.2
1. Lesson 8.5.2
1. IM 8.5.2 Lesson: Introduction to Functions
2. Practice 8.5.2
1. IM 8.5.2 Practice: Introduction to Functions

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Introduction to Functions: IM 8.5.2

IM 6 – 8 Math, GeoGebra Classroom Activities, Aug 14, 2020

[url=https://im.kendallhunt.com/MS/teachers/3/5/2/preparation.html]“Introduction to Functions”[/url] from IM Grade 8 by [url=https://www.geogebra.org/m/gus8ffvr]Open Up Resources[/url] and Illustrative Mathematics. Licensed under the [url=https://creativecommons.org/licenses/by/4.0/]Creative Commons Attribution 4.0 license[/url].

Lesson 8.5.2
1. IM 8.5.2 Lesson: Introduction to Functions
Practice 8.5.2
1. IM 8.5.2 Practice: Introduction to Functions

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Lesson 8.5.2

1. IM 8.5.2 Lesson: Introduction to Functions

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IM 8.5.2 Lesson: Introduction to Functions

Here are some numbers in a list:

[center][math]1,-3,-\frac{1}{2},3,2,\frac{1}{4},0.5[/math][/center][br]How many different numbers are in the list?

Make a new list containing the squares of all these numbers.

How many different numbers are in the new list?

Explain why the two lists do not have the same number of different numbers.