Offering a more robust WebAssign course, Stewart's SINGLE VARIABLE CONCEPTS AND CONTEXTS, ENHANCED EDITION, 4th Edition, offers a streamlined approach to teaching calculus, focusing on major concepts and supporting those with precise definitions, patient explanations, and carefully graded problems. SINGLE VARIABLE CONCEPTS AND CONTEXTS, is highly regarded because this text offers a balance of theory and conceptual work to satisfy more progressive programs as well as those who are more comfortable teaching in a more traditional fashion.Important Media content referenced within the product description or the product text may not be available in the ebook version.