Get a good grade in your precalculus course with PRECALCULUS Seventh Edition Written in a clear student friendly style the book also provides a graphical perspective so you can develop a visual understanding of college algebra and trigonometry With great examples exercises applications and real life data and a range of online study resources this text provides you with the tools you need to be successful in your course Get a good grade in your precalculus course with PRECALCULUS Seventh Edition Written in a clear student friendly style the book also provides a graphical perspective so you can develop a visual understanding of college algebra and trigonometry With great examples exercises applications and real life data and a range of ...online study resources this text provides you with the tools you need to be successful in your course