| 关于抛物线与相交直线围成的弓形面积初等数学解法的探讨 |
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| 引用本文： | 夏荣福. 关于抛物线与相交直线围成的弓形面积初等数学解法的探讨[J]. 东华理工学院学报, 2000, 19(4): 29-31 |
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| 作者姓名： | 夏荣福 |
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| 作者单位： | 抚州师范专科学校教务处!江西344000 |
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| 摘 要： | 文章运用两种巧妙的分割和利用无究递缩等比数列求和公式等初等数学知识，求出了抛物线与相交直线围成的弓形面积计算公式。
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| 关 键 词： | 抛物线 无穷递缩等比数列 弓形面积 初等数学解法 相交直线 分割法 |
The Solution of Elementary Malhematics to the Arciform Area Enclosed with A Parabola and A Straight Line |
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| XIA Rong - fu. The Solution of Elementary Malhematics to the Arciform Area Enclosed with A Parabola and A Straight Line[J]. Journal of East China Institute of Technology, 2000, 19(4): 29-31 |
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| Authors: | XIA Rong - fu |
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| Abstract: | In this paper, we show a formula for the arciform area enclosed with a parabola and a straight line by means of two kinds of clever separation and the knowledges of elements mathematics such as the sum formula of infinite decreasing geometric sequence. |
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| Keywords: | parabola infinite decreasing geometric sequence arciform area |
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