\(B=\frac{8}{9}\cdot\frac{15}{16}\cdot\frac{24}{25}\cdot...\cdot\frac{3599}{3600}\)
B=\(\frac{3}{4}.\frac{8}{9}.\frac{15}{16}.\frac{24}{25}...\frac{9999}{10000}=?\)
Bài 3 : Tính
a) A = \(\frac{3}{4}\) .\(\frac{8}{9}\) . \(\frac{15}{16}\) . ... . \(\frac{9999}{10000}\)
b) B = \(\frac{8}{9}\) . \(\frac{15}{16}\) . \(\frac{24}{25}\) . ... . \(\frac{3599}{3600}\)
Bài 4 :
Cho : A = \(\frac{1}{2}\).\(\frac{3}{4}\) . \(\frac{5}{6}\) . ... . \(\frac{9999}{10000}\)
B = \(\frac{1}{100}\)
So sánh A và B
Bài 3 : Tính
a) A = \(\frac{3}{4}\) .\(\frac{8}{9}\) . \(\frac{15}{16}\) . ... . \(\frac{9999}{10000}\)
b) B = \(\frac{8}{9}\) . \(\frac{15}{16}\) . \(\frac{24}{25}\) . ... . \(\frac{3599}{3600}\)
Bài 4 :
Cho : A = \(\frac{1}{2}\).\(\frac{3}{4}\) . \(\frac{5}{6}\) . ... . \(\frac{9999}{10000}\)
B = \(\frac{1}{100}\)
So sánh A và B
\(\frac{3}{4}x\frac{8}{9}x\frac{15}{16}x\frac{24}{25}x\frac{35}{36}x\frac{48}{49}x\frac{63}{64}\)
Tính giá trị biểu thức
Cho A=\(\frac{3}{4}.\frac{8}{9}.\frac{15}{16}...\frac{9999}{10000}\)
Tính 200.A
Tính nhanh
\(A=\frac{21}{4}.\left(\frac{3333}{1212}+\frac{3333}{2020}+\frac{3333}{3030}+\frac{3333}{4242}\right)\)
\(B=\frac{3}{4}.\frac{8}{9}.\frac{15}{16}.\frac{24}{25}........\frac{9999}{10000}\)
\(C=\left(1-\frac{1}{2}\right).\left(1-\frac{1}{3}\right).\left(1-\frac{1}{4}\right)....\left(1-\frac{1}{999}\right).\left(1-\frac{1}{1000}\right)\)
CÁC BẠN GIẢI RA CHO MÌNH NHÉ
Tính
A=\(\frac{8}{9}+\frac{15}{16}+\frac{24}{25}+...+\frac{2499}{2500}\)
Tính A = \(\frac{3}{4}.\frac{8}{9}.\frac{15}{16}...........\frac{9999}{10000}\)
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