下面為大家搜集和整理的是關于SAT數學詞匯中常見符號的表達方式,是以列表的形式展現的。SAT數學詞匯的掌握對于中國考生的答題效果有非常重要的影響,也是大家備考的重中之重。大家可以在備考的時候,進行適當的參考。
+ | 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<?xml:namespace> | 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 |
以上就是關于常見符號表達方式的SAT數學詞匯介紹,非常詳細。記憶這些詞匯對于大家解題速度的提高和題目理解程度的提高都有很大幫助,大家在備考的時候,可以通過真題進行練習和整理。