This is a hardcover textbook titled "Precalculus" by Roland E. Larson and Robert P. Hostetler, published by Houghton Mifflin Harcourt Trade & Référence Publishers in 1985. The book has 525 pages and weighs 2.75 pounds. It's an ideal resource for those studying precalculus and covers a range of topics in the subject. The book is in excellent condition and the authors have done a great job of presenting the material in a clear and concise manner. It's an essential addition to any student's library and will be of great help in achieving academic success.