Larson, Ron, 1941- Precalculus : real mathematics, real people / Ron Larson. - 6th ed. - Belmont, CA : Brooks/Cole, Cengage Learning, c2012. - xii, 738, 133 p. : ill. (chiefly col.) ; 29 cm. ISBN: 9781111427634 1111427631 LCCN: 2010937948 Subjects--Topical Terms: Functions--Textbooks.Geometry, Analytic--Textbooks.Precalculus--Textbooks. LC Class. No.: QA331.3 / .L374 2012 Dewey Class. No.: 512 / L.R.P