基本解釋[數(shù)學(xué)]雙二次代數(shù)方程英漢例句雙語例句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。biquadratic algebraic equation更多例句專業(yè)釋義數(shù)學(xué)雙二次代數(shù)方程