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SAT數(shù)學核心詞匯整理:代數(shù)

時間:2014-01-02 21:12:00   來源:無憂考網(wǎng)     [字體: ]
1、基本的數(shù)學概念
  arithmetic mean算術平均值?
  weighted average加權平均值?
  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絕對值?
  round off四舍五入

2、有關數(shù)論?
  natural number自然數(shù)?
  positive number正數(shù)?
  negative number負數(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負整數(shù)??
  consecutive number連續(xù)整數(shù)?
  real number, rational number實數(shù),有理數(shù)?
  irrational(number)無理數(shù)??
  inverse倒數(shù)?
  reciprocal aj, n 倒數(shù)
  composite number合數(shù)
  排列(permutation) 組合(combination)
  2/3 as many A as B: A=2/3*B
  ...twice as many... A as B: A=2*B
  power 次方 (2^5=the fifth power of 2)
  tie 并列,齊平
  bisect 平分
  plane 平面

 intercede截距(有正負之分)
  median of an trangle 三角形的中線
  median 中數(shù)
  in terms of 用...表達
  be contained in 位于...上
  to the nearest 最接近的
  closest approximation 最近似的
  least common multiple 最小公倍數(shù)
  least possible value 最小的可能值
  least common multiple最小公倍數(shù)