Consider f (x) = a(1 - e^{-bx}) for
a>0 and b>0 .

Find

Based on your expression for **increasing** or **decreasing**.)

*(Be sure that you can see why this is true for all
values of x.)*

Find

Based on your expression for **up** or **down**.)

*(Be sure that you can see why this is true for all
values of x.)*

You can earn partial credit on this problem.