Microsoft Word - 数学软文+数学词汇+数学班广告+水印.docx

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1 GRE by ( GRE ) GRE ETS ETS ETS GRE OG ETS GRE GRE GRE Equilateral triangle Isosceles triangle Equilateral Isosceles

2 GRE GRE = > < + x 2 x 3 equal to, the same as, is more than less than no less than no more than add a to b, plus, minus, less, difference, subtract a from b multiply, product a divided by b, absolute value

3 square cube square root cube root parallel to perpendicular to. Arithmetic () Algebra () 1. arithmetic sequence geometric sequence set subse sequence term inclusive exclusive 2. common division common factor composite number consecutive integer digit divided divide divisor divisible by even number

4 微臣教育数学满分班报名链接 : 微臣教育数学满分班, 等你加入一个班让数学高分不再是 YY 中的梦想 :

5 factor integer irrational least common multiple multiple natural number negative number nonzero odd number positive number prime factor prime number quotient rational real number remainder tens digit tenths digit units digit 3. compound interest cost discount down payment interest rate list price margin markup profit purchasing price retail value sale price simple interest 4. addition arithmetic mean average base closest approximation decimal decimal notation decimal point

6 decreased decrease to decrease by define denominator denote depreciation directly proportional to distinct expression factorial fraction increased increase to increase by in terms of inversely proportional to maximum minimum multiple multiply numerator per capita ratio reciprocal reduced rounded to the nearest successive, in a row tie times two digits twice as many a as b a is 20% more than b a b a b 20% (a-b)/b=20% Geometry() acute angle altitude arc area angle bisector bisect center chord circle

7 circumference circumscribe clockwise concentric circle cone congruent coordinate counterclockwise cube cylinder decagon degree diameter diagonal dimension distance due north equilateral triangle face height hexagon hypotenuse isosceles triangle inscribe intersect length mid-point number lines obtuse angle octagon overlap parallelogram pentagon perimeter parallel lines perpendicular lines plane polygon quadrant quadrilateral radius radian regular polygon rectangular solid

8 / rectangle right angle right triangle rhombus square sphere side surface area straight angle segment tangent trapezoid triangle vertical angle volume width Data Analysis() 1. frequency / count relative frequency bar graph segmented bar graph sector histogram univariate trend bivariate 2. combination permutation probability, possibility central tendency arithmetic mean/mean median mode weighted mean statistics quartile percentile interquartile range outlier

9 dispersion boxplots standard deviation sample standard deviation intersection disjoint/ mutually exclusive inclusion-exclusion principle probability experiment random experiment outcome sample space event equally likely random selection mutually exclusive independent factorial combination distribution curve density curve frequency curve random variable

10 GRE 数学词汇陈琦团队微臣教育专注 GRE probability distribution expected value/mean of random variable x discrete random variables approximately normally distributed continuous probability distribution standard deviation & mean continuous random variable standard normal distribution

Microsoft Word - 【陈琦团队】GRE数学-常用词汇和公式.docx

Microsoft Word - 【陈琦团队】GRE数学-常用词汇和公式.docx 附录一数学词汇一数学符号等于 : = 不等 : > < 加 : + 减 : 乘 : 除 : 绝对值 : 平方 : x 2 立方 : x 3 开平方 : 开立方 : 平行 : 垂直 : equal to, the same as, is more than less than no less than no more than add a to b, plus, minus, less, difference,