常見(jiàn)例句

雙語(yǔ)例句

• Double angle formula can transform the circular function equation to a biquadratic algebraic equation, and the analysis solution can be solved by extract equation directly.
  用倍角公式可將該三角函數(shù)方程轉(zhuǎn)化成一個(gè)四次代數(shù)方程，然后用求根公式直接求出解析解。
返回 biquadratic algebraic equation