MathNotes.com offers resources to help strengthen your understanding of the mathematics you are studying.

InterAct Math tutorials offer unlimited practice on problems similar to those in your book. Guided solutions and sample problems are available to help. A simple, one-time download of the free InterAct Math Plug-in is required in order to use these tutorials.

Numbers in the Real World applications explore real-world uses of the math you are learning in class. In many of these activities, you will visit other Web sites to collect data needed to solve a problem.
See the Numbers in the Real World Index for a complete listing of Real World application exercises for this book.

Study Tips provide specific suggestions on how to get the most from your math course.

Spanish Glossary contains English-to-Spanish translations of key mathematical terms used in this course.

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