Passage 3 In a certain target-shooting game, a team must shoot at seven targets. Exactly one shot is allowed for shooting at each target. The targets are numbered in consecutive order from 1 to 7. The game is being played by a three-member...
Passage 2 An old painting portrays a seated jury of exactly six persons arranged in two parallel rows of three persons each. Each person in the back row is directly behind one person in the front row. The positions of the six jurors, number...
Passage 1 Four women-G, H, I, and J-and four men-R, S, T, and U-are the eight people to be seated at a rectangular table. Three of the people are to sit on one side of the table, three are to sit on the other side of the table, one is to si...
Passage 6 Two male singers, P and S; two female singers, R and V; two male comedians, T and W; and two female comedians, Q and U, are the eight entertainers who are to perform at the Stuart heater on a certain night. Each entertainer is to...
Passage 5 Eight adjacent offices completely enclose a circular central courtyard. The offices are numbered consecutively, beginning at one of the offices with 1 and proceeding clockwise to 8. Eight junior executives-J, K, L, M, N, O, P, and...
Passage 4 A person who is drawing up a will has exactly five potential heirs-S, T, U, V, and W. The estate will distribute exactly seven lots of land, which are numbered 1 through 7. All seven lots will be distributed, subject to the follow...
一、高中知识 各种三角诱导公式,和,差,倍,半公式与和差化积,积化和差公式,平面解析几何。 说明:Cracking the GRE Math Test里面第一章就是复习高中知识,我看内容基本差不多了,...
我在复习数学的时候,先是看了看《给文文的数学手册》,然后又听了老钱的网络课堂。我觉得这2部分资料都比较有用。《数学手册》里主要介绍数学考试中用到的基本概念和术语,特...
GRE数学部分常用策略:A. 最小值代入检验法;B. 界定范围法。 A. 最小值代入检验法 这是数学部分最重要的解题技巧! 顾名思义,这种方法通过代入某一个值求解,将复杂的问题转化成简...
二、常见数学疑难几经解答思路 1.从2 3 4 5 6 7 8 9中取数字组成三位数号码,assign to 330 employee, 数字不重复, 问多少号码unassigned? 解:P(3,8)=(8*7*6)=336 336-330=6 2.一个工作W,X做要比Y做少两...
一、高中知识 各种三角诱导公式,和,差,倍,半公式与和差化积,积化和差公式,平面解析几何。 说明:Cracking the GRE Math Test里面第一章就是复习高中知识,我看内容基本差不多了,...
数学虽然简单,但是也要稍微花点功夫,因为首先要拿高分,其次是最好提前几分钟做完。这样的话,在考场可以给自己一个休息的时间。另外也有人利用这段时间把V部分答题卡上没有...
1.数学满分=认真+不轻视。这是GRE数学复习所应当遵循的头号准则,下面一切所说的,都是基于这个原则。 2.我想不管是基于什么想法,在最后20天,应当开始复习数学了。不轻视数学,...
1.A、B两事件独立。A、B同时发生的机率为0.3,A单独发生的机率为0.5,问发生B的机率与0.5比大小 。key:A发生的概率为0.5+0.3=0.8;(AB)=0.3=P(A)*P(B)=0.8*P(B)(因为 A.B对立) 所以P(B)=0.3750.5。 解:因...
1.2 解: 不确定 2.X~3 * y = 10 ~6 (y 1), 问X 与 10~2比大小 解:x=10~2/y~1/3y1则y~1/31 所以还是10~2大选B 3.数列:a1=3, a2=6, a(n)= a(n-1)/a(n-2), 问:a(150)=? 解:3, 6, 2, 1/3, 1/6, 1/2, 3, 6, (每6次一个循环,...
1.两条直线比斜率: 一条x轴intercede 3,y轴intercede 4, 和一条x轴intercede 4,一个y轴intercede 3. 解:slope1=(4-0)/(0-3)=-4/3 slop2=(3-0)/(0-4)=-3/4 注意由于两条直线的斜率是负数, 后者斜率大一些. 2.直线...
A. 最小值代入检验法 这是数学部分最重要的解题技巧!顾名思义,这种方法通过代入某一个值求解,将复杂的问题转化成简单易懂的代数式。我们前面说过,GRE所测试的数学知识不超过...
倒数(reciprocal) x的倒数为1/x THE THIRD POWER是三次方的意思 2^5=the fifth power of 2 abscissa 横坐标 ordinate 纵坐标 quadrant 象限 coordinate 坐标 slope 斜率 intercede 截距(有正负之分) solution (方程的...
一、数学的复习方法 我在复习数学的时候,先是看了看《给文文的数学手册》,然后又听了老钱的课堂。我觉得这2部分资料都比较有用。《数学手册》里主要介绍数学考试中用到的基...
1.有关数学运算 add,plus加 subtract减 difference差 multiply,times乘 product积 divide除 divisible可被整除的 dividedevenly被整除 dividend被除数,红利 divisor因子,除数 quotient商 remainder余数 factorial阶乘...