秦九韶正负开方术在中学数学教学中的应用研究
Application and Enlightenment of Qin Jiushao’s Positive and Negative Square Root Method in Mathematics Teaching of Middle School

本文旨在介绍秦九韶正负开方术在中学数学中的应用。通过对中国古代数学家对正负开方术的研究历史进行梳理，展示了该算法的重要性。详细介绍了秦九韶正负开方术的算理和运算程序，并结合案例研究了其在中学数学教学中的实际应用。强调了秦九韶正负开方术对于培养学生数学思维和提升数学素养的重要性。通过本文的阐述，读者可以更全面地了解秦九韶正负开方术在中学数学教学中的价值和意义。
This article aims to introduce the application of Qin Jiushao’s positive and negative square open-ing technique in middle school mathematics. By sorting out the research history of ancient Chinese mathematicians on positive and negative square opening, the importance of this algorithm was demonstrated. This article provides a detailed introduction to the calculation theory and program of Qin Jiushao’s positive and negative square opening technique, and combines it with case studies to study its practical application in middle school mathematics teaching. Emphasis was placed on the importance of Qin Jiushao’s positive and negative square opening techniques in cultivating students’ mathematical thinking and enhancing their mathematical literacy. Through the explanation in this article, readers can have a more comprehensive understanding of the value and significance of Qin Jiushao’s positive and negative square opening techniques in mathematics teaching of middle school.