Draw a Venn diagram to represent the relationship between the sets D = {1, 3, 5} and E = {1, 2, 3, 4, 5}. Use your Venn diagram to explain why D is a subset of E .

 

 

 

 

By looking at the Venn diagram, you can see that D is a subset of E because every element in D is also in E . You write this D E .

 

Read page 8 Example 1 and pages 11-12 Example 3 in your textbook, Principles of Mathematics 12 .

Complete the Your Turn questions on pages 9 and 12 for more practice in using set notation and Venn diagrams.

Click here to verify your answers .