1. Algebra 2 Notes April 23, 2009

2. 1) 2.) 4.) 5.) 13.) domain: all real #s 14.) domain: all real #s 16.) domain: all real #s 17.) domain: all real #s 22.) 8 23.) 104 24) 20 31) 1 32) 25 33) -3 40)

3.  Relations pair an element of its domain with an element of its range  The inverse pairs an element of the range with an element of the domain:  Example: (x, y) is the ordered pair of a relation (y, x) is the ordered pair of the inverse

5.  Find the inverse of the following equations: ◦ Is the inverse a function?

6.  Consider the following function: ◦ Find the domain (x-values) and range (y-values) of ◦ Find (inverse of ) ◦ Is the inverse a function?

7.  Consider the following function: ◦ Find the domain (x-values) and range (y-values) of ◦ Find (inverse of ) ◦ Is the inverse a function?

8.  Consider the following equation: ◦ Find the inverse ( ) of the function ◦ Find ◦ What conclusion can you make??

9.  Page 410 #1, 5, 6, 9, 11, 12, 23, 24, 29, 30, 31-34, 44