Các câu hỏi tương tự
Khong thuc hien phep tinh de tim ket qua. Hay chung minh rang tong sau lon hon 1
N = \(\frac{21}{90}+\frac{31}{72}+\frac{21}{40}+\frac{-1}{45}+\frac{-1}{50}\)
Khong thuc hien phep tinh de tim ket qua. Hay chung minh rang cac tong sau lon hon 1
M = \(\frac{3}{7}+\frac{3}{8}+\frac{3}{10}\)
Khong thuc hien phep tinh de tim ket qua.Hay chung minh rang cac tong sau lon hon 1
M = \(\frac{3}{7}+\frac{3}{8}+\frac{3}{10}\)
Chứng minh tổng sau lớn hơn 1 : \(P=\frac{41}{90}+\frac{31}{72}+\frac{21}{40}+\frac{-11}{45}+\frac{-1}{36}\)
Chứng minh rằng : Các tổng sau lớn hơn 1
a) \(\frac{3}{8}+\frac{3}{7}+\frac{3}{15}\)
b) \(\frac{41}{90}+\frac{31}{72}+\frac{21}{40}+\frac{-11}{45}+\frac{-1}{36}\)
khong thuc hien phep tinh o mau , hay so sanh cac phan so sau
a) A = \(\frac{244.395-151}{244+395.243}\)va B=\(\frac{423134.846267-423133}{4423133.846267+423134}\)
Ai giup minh voi
Khong thuc hien phep tinh o mau, hay so sanh cac phan so sau
b) M = \(\frac{53.71-18}{71.555552+53}\); N=\(\frac{54.107-53}{53.107+54}\)va P=\(\frac{135.269-133}{134.269+135}\)
Tinh nhanh:
\(\frac{6}{2.5}+\frac{6}{5.8}+\frac{6}{8.11}+......+\frac{6}{299.302};\)
So sanh cac phan so sau ma khong can thuc hien cac phep tinh o mau
\(A=\frac{54.107-53}{53.107+54}\) \(B=\frac{135.269-133}{134.269+135}\)
Thuc hien phep tinh sau
\(\frac{1}{1.2}+\frac{1}{2.3}+........+\frac{1}{999.1000}\)
Tui bit dap an nhung quen cach lam oj cac ban giup mik voi