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本文着重谈谈复数观点在解决一些非复数的问题时所具有的重要作用,以此为数学课堂教学提供一份较有实用价值的参考资料。一、利用复数的三角形式或复数辐角的性质证明三角等式
This article focuses on the important role of plural views in solving some non-plural number problems, so as to provide a more practical reference for mathematics classroom teaching. First, prove the triangle equation using the properties of complex triangles or complex arguments