2017GRE數(shù)學(xué)備考代數(shù)詞匯復(fù)習(xí)筆記

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    代數(shù)詞匯
    1.有關(guān)數(shù)學(xué)運(yùn)算
    add,plus加
    subtract減
    difference差
    multiply,times乘
    product積
    divide除
    divisible可被整除的
    divided evenly被整除
    dividend被除數(shù),紅利
    divisor因子,除數(shù)
    quotient商
    remainder余數(shù)
    factorial階乘
    power乘方
    radical sign, root sign根號(hào)
    round to四舍五入
    to the nearest四舍五入
    2.有關(guān)集合
    union并集
    proper subset真子集
    solution set解集
    3.有關(guān)代數(shù)式、方程和不等式
    algebraic term代數(shù)項(xiàng)
    like terms, similar terms同類項(xiàng)
    numerical coefficient數(shù)字系數(shù)
    literal coefficient字母系數(shù)
    inequality不等式
    triangle inequality三角不等式
    range值域
    original equation原方程
    equivalent equation同解方程,等價(jià)方程
    linear equation線性方程(e.g.5x+6=22)
    4. 有關(guān)分?jǐn)?shù)和小數(shù)
    proper fraction真分?jǐn)?shù)
    improper fraction假分?jǐn)?shù)
    mixed number帶分?jǐn)?shù)
    vulgar fraction,common fraction普通分?jǐn)?shù)
    simple fraction簡(jiǎn)分?jǐn)?shù)
    complex fraction繁分?jǐn)?shù)
    numerator分子
    denominator分母
    (least)common denominator(最小)公分母
    quarter四分之一
    decimal fraction純小數(shù)
    infinite decimal無窮小數(shù)
    recurring decimal循環(huán)小數(shù)
    tenths unit十分位
    5. 基本數(shù)學(xué)概念
    arithmetic mean算術(shù)平均值
    weighted average加權(quán)平均值
    geometric mean幾何平均數(shù)
    exponent指數(shù),冪
    base乘冪的底數(shù),底邊
    cube立方數(shù),立方體
    square root平方根
    cube root立方根
    common logarithm常用對(duì)數(shù)
    digit數(shù)字
    constant常數(shù)
    variable變量
    inverse function反函數(shù)
    complementary function余函數(shù)
    linear一次的,線性的
    factorization因式分解
    absolute value絕對(duì)值,e.g.|-32|=32
    round off四舍五入
    6. 有關(guān)數(shù)論
    natural number自然數(shù)
    positive number正數(shù)
    negative number負(fù)數(shù)
    odd integer, odd number 奇數(shù)
    even integer, even number偶數(shù)
    integer, whole number整數(shù)
    positive whole number正整數(shù)
    negative whole number負(fù)整數(shù)
    consecutive number連續(xù)整數(shù)
    real number, rational number實(shí)數(shù),有理數(shù)
    irrational(number)無理數(shù)
    inverse倒數(shù)
    composite number合數(shù) e.g.4,6,8,9,10,12,14,15……
    prime number質(zhì)數(shù)e.g.2,3,5,7,11,13,15……注意:所有的質(zhì)數(shù)(2除外)都是奇數(shù),但奇數(shù)不一定是質(zhì)數(shù)
    reciprocal倒數(shù)
    common divisor公約數(shù)
    multiple倍數(shù)
    (least)common multiple(最小)公倍數(shù)
    (prime)factor(質(zhì))因子
    common factor公因子 
    ordinary scale, decimal scale十進(jìn)制
    nonnegative非負(fù)的
    tens十位
    units個(gè)位
    mode眾數(shù)
    median中數(shù)
    common ratio公比
    7. 數(shù)列
    arithmetic progression(sequence)等差數(shù)列
    geometric progression(sequence)等比數(shù)列
    8. 其它
    approximate近似
    (anti)clockwise(逆)順時(shí)針方向
    cardinal基數(shù)
    ordinal序數(shù)
    direct proportion正比
    distinct不同的
    estimation估計(jì),近似
    parentheses括號(hào)
    proportion比例
    permutation排列
    combination組合
    table表格
    trigonometric function三角函數(shù)
    unit單位,位
    GRE考試欄目精心為您推薦:
    2017GRE詞匯備考資料
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    2017年GRE數(shù)學(xué)每日一練
    2017年GRE作文訓(xùn)練
    2017年GRE考試真題訓(xùn)練與答案解析