SAT数学词汇之常见符号
日期:2012-04-16 12:07
(单词翻译:单击)
下面为大家搜集和整理的是关于SAT数学词汇中常见符号的表达方式，是以列表的形式展现的。SAT数学词汇的掌握对于中国考生的答题效果有非常重要的影响，也是大家备考的重中之重。大家可以在备考的时候，进行适当的参考。
| ＋ | 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) |
| square root of | |
| cube root of | |
| ∥ | 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 |
以上就是关于常见符号表达方式的SAT数学词汇介绍，非常详细。记忆这些词汇对于大家解题速度的提高和题目理解程度的提高都有很大帮助，大家在备考的时候，可以通过真题进行练习和整理。
重点单词
