对于中国考生来说,gre数学虽然难度不大,但是考生的答题毕竟是建立在理解题意的基础上,因此,对于GRE数学考试中经常出现的一些特殊符号,考生要掌握其正确的英文表达方式,下面留学360将这些GRE数学常见特殊符号的英文表达为考生做了汇总,供考生参考。
+ plus ;positive
- minus ;negative
× multiplied by ;times
÷ divided by
= equals
≈ approximately equals
≠ not equal to
< less than
> greater than
≤ equal to or less than
≥ equal to or greater than o
( ) round brackets ;parentheses
[ ] square brackets
{ } braces
∈ is a member of the set
? is a subset of
∽ similar to
≌ congruent to
* denotes an operation
∴ therefore
∵ because
∶ ratio sign, divided by, is to
∷ equals, as(proportion)
∥ parallel to
⊥ perpendicular to, at right angles with
∠ angle
∟ right angle
o degree
′ minute
″ second
⊙ circle
A?B arc AB
e the base of natural logarithms,approx.2.71828
x! factorial x, x(x-1)(x-2)---1
lognx log x to the base n
π pi
lnx log x to the base e(natural logarithm)
lgx log x to the base 10(common logarithm)
|x| the absolute value of x
以上内容就是新GRE数学常见特殊符号的英文表达汇总,这些常用符号在新GRE数学中经常出现,所以,为了不影响考生正确理解题目的意思,希望考生们能够认真背诵下来,最后,祝考生们在接下来的gre考试中能取得理想的新GRE数学成绩。