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本刊85年第7期刊登的《一类解几题的简捷解法-加减法》(简称《简捷解法》)-文,可减少解题的计算量,对提高解题速度和技巧是有益的,但要注意其严密性。仿照《简捷解法》一文中的例1的方法解下面的问题: 题求经过两圆
The “Simple Solution to Adding and Subtracting a Solution to a Problem” published in the 7th issue of the Journal of the People’s Republic of China (abbreviated as “Simple Solution”)-Text, can reduce the number of calculations for problem solving and is useful for improving the speed and skill of solving problems. , but pay attention to its rigor. The following problem is solved by following the method of Example 1 in “Simple Solution”: