ACT数学考试常用词汇大全

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1、ACT数学考试常用词汇大全一、代数部分1.有关基本运算9add，plus                      加subtract                          减difference                     差multiply,times              乘product                         积divide                           除divisible                   可被整除的Dividede

2、venly            被整除divisor                  因子，除数quotient                           商remainder                         余数factorial                          阶乘power                              乘方Radicalsign,rootsign       根号Roundto/off                   四舍五入Roun

3、dtothenearest       四舍五入92.有关集合9Union                            并集propersubset             真子集intersectionset交集solutionset                  解集93.有关代数式、方程和不等式9algebraicterm                   代数项liketerms,similarterms     同类项numericalcoefficient    数字系数literalcoef

4、ficient          字母系数inequality                      不等式triangleinequality      三角不等式range                           值域originalequation          原方程9equivalentequatio同解方程   等价方程linearequation 线性方程(e.g.5x+6=22)domain定义域94.有关分数和小数9properfraction               真分数im

5、properfraction           假分数mixednumber               带分数numerator               分子denominator           分母9(least)commondenominator (最小)公分母9quarter                          四分之一infinitedecimal            无穷小数recurringdecimal        循环小数Tensdigit十位Hundredsdigit百位

6、Thousandsdigit千位Tenthsunit/digit          十分位Hundredthsdigit百分位95.基本数学概念9arithmeticmean          算术平均值weightedaverage      加权平均值exponent                指数，幂base        乘幂的底数,底边cube               立方数，立方体squareroot      平方根cuberoot                        立方根digit  

7、                           数字constant                       常数variable                变量linear                 一次的，线性的quadratic二次的factorization           因式分解9absolutevalue        绝对值，e.g.｜-32｜=326.有关数论naturalnumber                     自然数(大于等于0的正整数）9positivenumb

8、er                  正数negativenumber                负数oddinteger,oddnumber      奇数eveninteger,evennumber    偶数integer,wholenumber           整数positivewholenumb