Các câu hỏi tương tự
\(\frac{999}{1000}+\frac{998}{1000}+\frac{997}{1000}+...+\frac{1}{1000}\)=
a, 1/997*998+1/998*999+1/999*1000+1
b, 1/997*998+1/998*999+1/999
so sanh cac phan so sau
a. \(\frac{999}{1000}\) va \(\frac{1000}{1001}\)
b.\(\frac{998}{1000}\) va \(\frac{1000}{1002}\)
c.\(\frac{1001}{1003}\) va \(\frac{1005}{1007}\)
ai tra loi duoc thi ket ban voi minh nhe
Tính nhanh: \(A=\frac{1-\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+...+\frac{1}{999}-\frac{1}{1000}}{500-\frac{500}{501}-\frac{501}{502}-\frac{502}{503}-...-\frac{999}{1000}}\)
1+2+3+4+5+6+..............+997+998+999+1000
\(\frac{1}{1000}+\frac{13}{1000}+\frac{25}{1000}+\frac{37}{1000}+\frac{49}{1000}+.......+\frac{87}{1000}+\frac{99}{1000}\)
ai giải được mink tick nhớ đầy đủ chi tiết nhé
\(\frac{1}{1000}+\frac{13}{1000}+\frac{25}{1000}+.....+\frac{97}{1000}+\frac{109}{1000}\)
Tính nhanh:\(\frac{\left(1+2\right)\times3}{\left(2+3\right)\times4}+\frac{\left(2+3\right)\times4}{\left(3+4\right)\times5}+...+\frac{\left(999+1000\right)\times1001}{\left(1000+1001\right)\times1002}+\frac{\left(1000+1001\right)\times1002}{\left(1001+1002\right)\times1003}\)
\(\frac{1}{1\cdot2}+\frac{1}{2\cdot3}+\frac{1}{3\cdot4}............+\frac{1}{999+1000}+1\)1