King Fahd University of Petroleum and Minerals

Faculty of Science – Per-Year Program

Math 002- term 032

Sections: 4.2-4.3

Question1:

For the following functions:

1) sketch the graph

2) find , if any, the intercept and the intercept

3) find the domain and the range

4) determine , if any, the interval(s) of increasing

5) determine , if any, the interval(s) of decreasing

6) find the asymptote(s)

7) find , if any, the inverse function

Question2:

a) Find the domain of the function

b) Find the range of the function

c) Let. Find

Question3:

The graph of an exponential function passes through the point, find the value of.

Question4:

If a bacteria population starts with 100 bacteria and doubles every three hours, then the number of bacteria after hours is .

When will the population reach 6400?