Math 10C Module 2 Lesson 1

Module 2: Roots and Powers

 

Explore

 

This shows a photo of a teenage girl shopping online with a credit card and laptop.

© EdBockStock/shutterstock

 

 

 

 

Every time you send a credit card number over the Internet, it gets encrypted (converted into code to keep information private) by your browser, and this is based on the theory of prime numbers. In the next section you will further explore prime numbers and how they are used to investigate other numbers.

 



Glossary Terms

In this lesson the suggested glossary terms you should add to your Glossary Terms include the following:

  • composite number
  • factor tree
  • greatest common factor (GCF)
  • lowest common multiple (LCM)
  • prime factorization
  • prime factors
  • prime number

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Try This 2

 

Take the time now to write down the definition of a prime number. You can do an Internet search or take a second look at the “Prime Number” applet at the beginning of the Refresher section.

When you have the definition, answer the following questions:

1. According to the definition of a prime number, is 1 prime? Why or why not?

2. According to the definition of a prime number, is 0 prime? Why or why not?

 

Use the link below to check your answers to Try This 2.

Possible TT2 (Try This 2) Solutions