计算:1-1/10-1/100-1/1000-1/10000-1/100000递等式,如果不行,就直接写一个答案,
问题描述:
计算:1-1/10-1/100-1/1000-1/10000-1/100000递等式,如果不行,就直接写一个答案,
答
1-1/10-1/100-1/1000-1/10000-1/100000=1-0.1-0.01-0.001-0.0001-0.00001=1-(0.1+0.01+0.001+0.0001+0.00001)=1-0.11111 (或者1-11111/100000)=0.88889 (或者88889/100000)...