Sat math essentials_1

SAT Math Essentials bao gồm hàng trăm các bài tập thực hành để giúp học sinh chuẩn bị cho phần toán học khó khăn hơn trong giai đoạn mới SAT. Với chủ yếu là các câu hỏi trắc nghiệm, cuốn sách có chứa một trong 20 phút và 25 phút phần bao gồm các khái niệm như số học, đại số, hình học và chức năng, thống kê và phân tích dữ liệu, và xác suất. Trong đó có truy cập vào các bài kiểm tra toán học trực tuyến miễn phí gương những người thi SAT, với các bài...
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Sat math essentials_1 SAT MS ATAH ES ENTI LS ® NEW YORK Copyright © 2006 LearningExpress. All rights reserved under International and Pan-American Copyright Conventions. Published in the United States by LearningExpress, LLC, New York. Library of Congress Cataloging-in-Publication Data: Cernese, Richard. SAT math essentials / Richard Cernese, Dave Smith. p. cm. Includes bibliographical references and index. ISBN 1-57685-533-3 (alk. paper) 1. Mathematics—Examinations, questions, etc. 2. College entrance achievement tests—United States—Study guides. 3. Scholastic Assessment Test—Study guides. I. Smith, Dave. II. Title. QA43.C35 2006 510.76—dc22 2005027526 Printed in the United States of America 987654321 ISBN 1-57685-533-3 For more information or to place an order, contact LearningExpress at: 55 Broadway 8th Floor New York, NY 10006 Or visit us at: www.learnatest.com Contents INTRODUCTION v CHAPTER 1 Taking the SAT 1 CHAPTER 2 Preparing for SAT Math 7 CHAPTER 3 Math Pretest 13 CHAPTER 4 Techniques and Strategies 27 CHAPTER 5 Numbers and Operations Review 37 CHAPTER 6 Algebra Review 69 CHAPTER 7 Geometry Review 95 CHAPTER 8 Problem Solving 149 CHAPTER 9 Practice Test 1 173 CHAPTER 10 Practice Test 2 197 CHAPTER 11 Practice Test 3 221 GLOSSARY 245 iii Introduction W hether you bought this book, borrowed it, received it as a gift, took it out of the library, stole it (not a good idea!), or are simply reading it in a book store, you’re undoubtedly hoping to ace the Math sections of the SAT Reasoning Test. Well, you’ve come to the right place to get pre- pared! This book provides answers to any and all questions you may have about the Math sections of the SAT. To get the most benefit from the book, work through it from cover to cover. Every hour you put into preparing for the SAT will pay off on test day. Here is a breakdown of what to expect in each section of the book: Chapter 1 is an introduction to the SAT. It answers basic questions you may have about the exam. Chapter 2 provides information about what to expect on the Math sections of the SAT and how best to prepare for the SAT. Chapter 3 is a math pretest. This test serves as a warm-up, giving you a flavor for the range of math ques- tions found on the SAT. Answers and explanations follow the pretest. Chapter 4 teaches strategies and techniques for acing the Math sections of the SAT. Chapter 5 reviews concepts of numbers and operations and provides sample numbers and operations SAT questions with explanations. Chapter 6 reviews algebra and provides sample algebra SAT questions with explanations. Chapter 7 reviews geometry and provides sample geometry SAT questions with explanations. Chapter 8 reviews problem-solving skills and provides sample SAT word problems with explanations. Chapters 9, 10, and 11 are Practice Tests 1, 2, and 3. These practice tests are similar to the Math sections of the SAT. Answers and explanations follow the practice tests. The Glossary provides definitions of all key math terms used in this book. v CHAPTER 1 Taking the SAT W hat Is the SAT? The SAT Reasoning Test is a standardized test developed by the Educational Testing Service for The College Board, an association of colleges and schools. It contains questions that test skills in math, reading, and writing. W hy Take the SAT? Most colleges require prospective students to submit SAT Reasoning Test scores as part of their applications. Col- leges use SAT exam scores to help them evaluate the reading, writing, and math skills of prospective students. There- fore, it is important to do your best on the SAT so you can show colleges what you are capable of accomplishing. 1 – TAKING THE SAT – W ho Takes the SAT? So, don’t sweat the SAT. Getting nervous about it ...