\item  Section 7.2: % Exponential Change and Separable Differential Equations
Problems 13, 19, 21.

\item  Section 7.3: % Hyperbolic Functions
Problems 1, 11, 15, 19, 37, 45, 57.

\item  Section 7.3: % Hyperbolic Functions
Derive Table 7.8 using formula for derivatives of inverse functions.

\item Section 7.4: % Relative Rates of Growth
Problems 7, 8, 9, 10, 23(a), 24.