math 117

Please post a 100-250 word response to the following discussion question by clicking on Reply.  Your response is due by Tuesday.

Explain the difference between (g ◦ f)(x) and (f ◦ g)(x).  Are they always equal? 

Provide two functions, f(x) and g(x), and ask your classmates to evaluate (g ◦ f)(2) and (f ◦ g)(2).  

Please post a 100-250 word response to the following discussion question by clicking on Reply.  Your response is due by Thursday.

Describe how to recognize an arithmetic sequence and how to recognize a geometric sequence.  If you have a table of values for a sequence, how can you determine whether it is arithmetic, geometric, or neither?

What does it mean for a sequence to be finite?  What does it mean for a sequence to be infinite?