For sale: Algebra and Trigonometry (4th Edition, Instructor’s Edition) by Robert F. Blitzer (Pearson, ~2010 hardcover) – detailed college-level text with full-color examples on functions, exponents/logs, trig, systems, conics, and more. Annotated for instructors (extra notes/solutions possible in margins). Book is in excellent condition – vibrant teal cover with chili graphic (no fading/tears), tight binding, clean/bright pages (minimal/no marks, see samples), no odors. Great for self-study, tutoring, or reference!