(1+18/51)+(3+18/51*2)+(5+18/51*3)+…+(97+18/51*49)+(99+18/51*50)怎怎么做?!各位大哥大姐啊!帮帮忙吧!
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/13 10:50:28
![(1+18/51)+(3+18/51*2)+(5+18/51*3)+…+(97+18/51*49)+(99+18/51*50)怎怎么做?!各位大哥大姐啊!帮帮忙吧!](/uploads/image/z/66467-11-7.jpg?t=%EF%BC%881%2B18%2F51%EF%BC%89%2B%EF%BC%883%2B18%2F51%2A2%EF%BC%89%2B%EF%BC%885%2B18%2F51%2A3%EF%BC%89%2B%E2%80%A6%2B%EF%BC%8897%2B18%2F51%2A49%EF%BC%89%2B%EF%BC%8899%2B18%2F51%2A50%EF%BC%89%E6%80%8E%E6%80%8E%E4%B9%88%E5%81%9A%3F%21%E5%90%84%E4%BD%8D%E5%A4%A7%E5%93%A5%E5%A4%A7%E5%A7%90%E5%95%8A%21%E5%B8%AE%E5%B8%AE%E5%BF%99%E5%90%A7%21)
x){PBNm 2M|cQ29T*bj yDOvv.ŧ;ցO',WI*ҧS;A8O?oamlkgi 1(`mmj Vgv%j-#SB`?
p#SmS(/.H̳
(1+18/51)+(3+18/51*2)+(5+18/51*3)+…+(97+18/51*49)+(99+18/51*50)怎怎么做?!各位大哥大姐啊!帮帮忙吧!
(1+18/51)+(3+18/51*2)+(5+18/51*3)+…+(97+18/51*49)+(99+18/51*50)怎
怎么做?!各位大哥大姐啊!帮帮忙吧!
(1+18/51)+(3+18/51*2)+(5+18/51*3)+…+(97+18/51*49)+(99+18/51*50)怎怎么做?!各位大哥大姐啊!帮帮忙吧!
原式=(1+3=5+.99)+18/51(1+2+3.+50)
=(1+99)*25+18/51(1+51)*25
=100*25+18*25
=2500+450
=2950