Lesson 2

Discover

 

Try This 1

1. Complete a table similar to the one shown by substituting the value of n into each exponential expression. Use your knowledge of exponent laws to rewrite each expression as a power with base 2.
   
   

   n		2n	4n
   −2
   −1
   0
   1
   2

2. For each exponential expression in the column for 2n, find the equivalent expression in the other columns.1
   

Save your responses in your course folder.

 

Share 1

 

With a partner or group, discuss the following question based on your responses to Try This 1:

 

When you are given two exponential expressions, how can you determine if the expressions are equivalent?

 

If required, save a record of your discussion in your course folder.

 

1 Adapted from Pre-Calculus 12. Whitby, ON: McGraw-Hill Ryerson, 2011. Reproduced with permission.