输入要查询的单词:
Tangent half-angle formula
查词链接:
https://www.dute.org/dict/Tangent_half-angle_formula
复制链接 正切半角公式(正切半角公式,又称万能公式,被称为以切表弦公式,简称以切表弦)
查看英英释义
abstract:
In trigonometry, the tangent half-angle formulas relate the tangent of one half of an angle to trigonometric functions of the entire angle. There are a number of different forms:
网络释义
正切半角公式
... compound angle formula 复角公式 tangent half-angle formula 正切半角公式 Tan half-angle formula 正切半角公式 ...
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