数学-官方指南 内容简介

　　anyone preparing for the gmat exam knows it's important to study with the　experts. with the official guide for gmatquantitative review, 2nd edition,　you'll get questions, answers, and explanations straight from the source. an　excellent supplement to the official guide for gmatreview, 1 2th edition,　this book helps you target your study and further hone your math and　reasoning skills.