1-1/2=1/2 2-2/5=5/8 3-3/10=10/27 7-4/17=64/171-1/2=1/2 2-2/5=5/8 3-3/10=10/27 4-4/17=64/17 找规律第五个式子?第十个等式右边的分数的分子与分母的和是多少?
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/20 06:11:01
![1-1/2=1/2 2-2/5=5/8 3-3/10=10/27 7-4/17=64/171-1/2=1/2 2-2/5=5/8 3-3/10=10/27 4-4/17=64/17 找规律第五个式子?第十个等式右边的分数的分子与分母的和是多少?](/uploads/image/z/70289-17-9.jpg?t=1-1%2F2%3D1%2F2+2-2%2F5%3D5%2F8+3-3%2F10%3D10%2F27+7-4%2F17%3D64%2F171-1%2F2%3D1%2F2+2-2%2F5%3D5%2F8+3-3%2F10%3D10%2F27+4-4%2F17%3D64%2F17+%E6%89%BE%E8%A7%84%E5%BE%8B%E7%AC%AC%E4%BA%94%E4%B8%AA%E5%BC%8F%E5%AD%90%3F%E7%AC%AC%E5%8D%81%E4%B8%AA%E7%AD%89%E5%BC%8F%E5%8F%B3%E8%BE%B9%E7%9A%84%E5%88%86%E6%95%B0%E7%9A%84%E5%88%86%E5%AD%90%E4%B8%8E%E5%88%86%E6%AF%8D%E7%9A%84%E5%92%8C%E6%98%AF%E5%A4%9A%E5%B0%91%3F)
1-1/2=1/2 2-2/5=5/8 3-3/10=10/27 7-4/17=64/171-1/2=1/2 2-2/5=5/8 3-3/10=10/27 4-4/17=64/17 找规律第五个式子?第十个等式右边的分数的分子与分母的和是多少?
1-1/2=1/2 2-2/5=5/8 3-3/10=10/27 7-4/17=64/17
1-1/2=1/2 2-2/5=5/8 3-3/10=10/27 4-4/17=64/17 找规律第五个式子?第十个等式右边的分数的分子与分母的和是多少?
1-1/2=1/2 2-2/5=5/8 3-3/10=10/27 7-4/17=64/171-1/2=1/2 2-2/5=5/8 3-3/10=10/27 4-4/17=64/17 找规律第五个式子?第十个等式右边的分数的分子与分母的和是多少?
此等式规律是n-n/(n^2+1)(n=1,2,3,4.)
所以第5个等式是5-5/26=125/26
第10个等式是10-10/101=1000/101,第十个等式右边的分数的分子与分母的和=1000+101=1101