Book excerpt: Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product. Learn Algebra quickly and easily! Must Know High School Algebra is more than just an Algebra workbook. Its user-friendly format and concept-first approach give you the edge you need now to improve your Algebra skills for homework, classwork, and exams. It's like a lightning bolt to the brain! As part of our Must Know series, Must Know High School Algebra provides a fresh approach to learning by making sure what you really need to know is clear up-front. Chapters begin with the must know ideas, or concepts. The chapter then shows you how these important concepts will help you succeed in your studies. Plenty of examples, clear answer explanations, and practical exercises at the end of each chapter help boost your confidence that you've mastered the essential topics. Dive into this book and find: • 400+ practice questions that mirror what you will find in your classwork and on exams • A bonus app with 100+ flashcards that will reinforce what you’ve learned • An easy-access setup that allows you to jump in and out of subjects • Algebra topics aligned to national and state education standards • Conversational writing style and informative sidebars for much needed support • Special help for more challenging algebra subjects, including linear inequalities, quadratic functions, and radical expressions