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\(\frac{2^2}{1.3}.\frac{3^2}{2.4}.\frac{4^2}{3.5}...\frac{59^2}{58.60}\)
\(\frac{2^2}{1.3}.\frac{3^2}{2.4}.\frac{4^2}{3.5}.....\frac{59^2}{58.60}\)
tính
\(\frac{2^2}{1.3}\).\(\frac{3^2}{2.4}\).\(\frac{4^2}{3.5}\)...\(\frac{59^2}{58.60}\)
Tính:
a) \(\frac{1^2}{1.2}.\frac{2^2}{2.3}.\frac{3^2}{3.4}...\frac{99^2}{99.100}.\frac{100^2}{100.101}\)
b)\(\frac{2^2}{1.3}.\frac{3^2}{2.4}.\frac{4^2}{3.5}...\frac{59^2}{58.60}\)
tính a) frac{1^2}{1.2}.frac{2^2}{2.3}.frac{3^2}{3.4}.....frac{99^2}{99.100}.frac{100^2}{100.101}b) frac{2^2}{1.3}.frac{3^2}{2.4}.frac{4^2}{3.5}.....frac{59^2}{58.60}
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tính
a) \(\frac{1^2}{1.2}\).\(\frac{2^2}{2.3}\).\(\frac{3^2}{3.4}\).....\(\frac{99^2}{99.100}\).\(\frac{100^2}{100.101}\)
b) \(\frac{2^2}{1.3}\).\(\frac{3^2}{2.4}\).\(\frac{4^2}{3.5}\).....\(\frac{59^2}{58.60}\)
giup mik voi helpbai 1 thuc hien phep tinh frac{1^2}{1.2}.frac{2^2}{2.3}.frac{3^2}{3.4}....frac{99^2}{99.100}.frac{100^2}{100.101}frac{2^2}{1.3}. frac{3^2}{2.4}. frac{4^2}{3.5}... frac{59^2}{58.60}
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giup mik voi help
bai 1 thuc hien phep tinh
\(\frac{1^2}{1.2}\).\(\frac{2^2}{2.3}\).\(\frac{3^2}{3.4}\)....\(\frac{99^2}{99.100}\).\(\frac{100^2}{100.101}\)
\(\frac{2^2}{1.3}\). \(\frac{3^2}{2.4}\). \(\frac{4^2}{3.5}\)... \(\frac{59^2}{58.60}\)
TÍNH:\(\frac{2^2}{1.3}.\frac{3^2}{2.4}.\frac{4^2}{3.5}.\frac{5^2}{4.6}\).
Tính a=\(\frac{1.3}{2^2}.\frac{2.4}{3^2}\frac{3.5}{4^2}...\frac{2016.2018}{2017^2}\)
Tính tổng
\(\frac{1.3}{2^2}.\frac{2.4}{3^2}.\frac{3.5}{4^2}...\frac{2016.2018}{2017^2}\)