Brief Calculus and Its Applications, Twelfth Edition is a comprehensive text for students majoring in business, economics, life science, or social sciences. Without sacrificing mathematical integrity, the book clearly presents the concepts with a large quantity of exceptional, in-depth exercises. The authors' proven formula–-pairing substantial amounts of graphical analysis and informal geometric proofs with an abundance of exercises–-has proven to be tremendously successful with both students and instructors. The textbook is supported by a wide array of supplements as well as MyMathLab® and MathXL®, the most widely adopted and acclaimed online homework and assessment system on the market.