Graphing Functions              

                     Lesson 1

 

                                                             Problem:   What type of function is graphed below?

 

 

 

                                                            Solution     Exponential functions have variable x as an exponent

                                                            Step 1:         defined by the equation: y = ax            

                           

                                                            Solution      As the base value gets larger,

                                                            Step 2:          the graph becomes steep and appears to stretch upwards.

 

                                                                                  As the base value a gets closer to 1, the graph becomes flat.

                                                                                  A value of 1 results in a horizontal straight line.                                                                                                                                     

                            

                                                            Solution      If the base value a (value a) is between 0 and 1,

Step 3:          the graph appears to have reflected itself over the y-axis.

 

  

                                                            Solution      Answer is : Exponential Function

Step 4:

Complete    

 

                                                            Try two practice problems:

                                                                       

                                                                                                 What type of function is graphed below?

A.
   
B.

 

 

 

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