So sánh:
\(C=1.3.5.7...99\) Với \(D=\frac{51}{2}.\frac{52}{2}.\frac{53}{2}...\frac{100}{2}\)
..............................GIÚP MK VỚI .......................
,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,AI LÀM ĐÚNG MK TICK CHO,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
\(\Rightarrow\)C=\(\frac{\text{1.2.3.4...99.100}}{\text{2.4.6....100}}\)
\(\Rightarrow\)C=\(\frac{\text{1.2.3...99.100}}{(2.2....2)(1.2.3.4.5....50)}\) [50 chữ số 2]
\(\Rightarrow\)C=\(\frac{51}{2}.\frac{52}{2}...\frac{100}{2}\)=D
vậy C=D
Mk thấy khó hiểu , bn có thể chỉ kĩ hơn đc ko.