**[tippy title=”Problems 1-4″]Problems 1-4**

There are many problems throughout the text labeled IN YOUR OWN WORDS. Just relax; do not be afraid to give your opinion. For the most part, these questions do not have “right” or “wrong” answers. You should spend about five minutes in answering each of these questions.[/tippy]

**[tippy title=”Problems 5-10″]Problems 5-10**

Use the decibel formula; see Example 10.[/tippy]

**[tippy title=”Problems 11-12″]Problems 11-12**

Use the growth/decay formula; see Example 3.[/tippy]

**[tippy title=”Problems 13-16″]Problems 13-16**

Use the growth/decay formula; see Example 5.[/tippy]

**[tippy title=”Problems 17-18″]Problems 17-18**

Let *M*_{1} and *M*_{2} be the two given magnitudes. Work through the steps shown in Example 8.[/tippy]

**[tippy title=”Problems 19-20″]Problems 19-20**

See Example 9.[/tippy]

**[tippy title=”Problem 21″]Problem 21**

Use the formula given in the problem, with *M* = 8.3; solve for *E*.[/tippy]

**[tippy title=”Problems 22-23″]Problems 22-23**

Use the value for **r** from Example 5 and then see Example 7.[/tippy]

**[tippy title=”Problems 24-25″]Problems 24-25**

See Example 5.[/tippy]

**[tippy title=”Problems 26-27″]Problems 26-27**

See Example 9.[/tippy]

**[tippy title=”Problems 28-30″]Problems 28-30**

See Example 7.[/tippy]

**[tippy title=”Problems 31-33″]Problems 31-33**

See Example 9.[/tippy]

**[tippy title=”Problems 34-37″]Problem 34-37**

Use the formulas given as part of the problem, identify the variables associated with the given data, and then solve the for requested value.[/tippy]

**[tippy title=”Problems 38-42″]Problems 38-42**

Use the given formula, substitute the values for the given variables, and solve the resulting equations as shown in Example 2.[/tippy]

**Note:** Homework Hints are given only for the Level 1 and Level 2 problems.

However, as you go through the book be sure you look at all the examples in the text. If you need hints for the Level 3 problems, check some sources for help on the internet (see the LINKS for that particular section. As a last resort, you can call the author at (707) 829-0606.

On the other hand, the problems designated “Problem Solving” generally require techniques that do not have textbook examples.

There are many sources for homework help on the internet.

**Algebra.help**

Here is a site where technology meets mathematics. You can search a particular topic or choose lessons, calculators, worksheets for extra practice or other resources.

**http://www.algebrahelp.com/**

**Ask Dr. Math**

Dr. Math is a registered trademark. This is an excellent site at which you can search to see if your question has been previously asked, or you can send your question directly to Dr. Math to receive an answer.

**http://mathforum.org/dr.math/**

**Quick Math**

This site provides online graphing calculators. This is especially useful if you do not have your own calculator.

**http://www.quickmath.com/**

**The Math Forum** @ Drexel

This site provides an internet mathematics library that can help if you need extra help. For additional homework help at this site, click one of the links in the right-hand column.

**http://mathforum.org/**