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Cho \(E=\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
F = 1/2+1/3+1/4+1/5+...+1/100+1/101
Tính E/F
Cho \(E=\frac{100^2+1^1}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
\(F=\frac{1}{2}+\frac{1}{3}+\frac{1}{4}+...\frac{1}{101}\)
\(G=\frac{1}{100.1}+\frac{1}{99.2}+...\frac{1}{51.50}\)
a) Tính \(\frac{E}{F}\)
b) Tính F - 101G
Các bạn giúp mình nhé!
\(A=\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
\(B=\frac{1}{100.1}+\frac{1}{99.2}+...+\frac{1}{51.50}\)
\(C=\frac{1}{2}+\frac{1}{3}+...+\frac{1}{100}+\frac{1}{101}\)
a) Tính\(\frac{A}{C}\)
b)Tính C-101B
ChoEfrac{100^2+1^2}{100.1}+frac{99^2+2^2}{99.2}+frac{98^2+3^2}{98.3}+...+frac{52^2+49^2}{52.49}+frac{51^2+50^2}{51.50}ChoFfrac{1}{2}+frac{1}{3}+...+frac{1}{100}+frac{1}{101}ChoGfrac{1}{100.1}+frac{1}{99.2}+frac{1}{98.3}+...+frac{1}{52.49}+frac{1}{51.50}a.Tính:frac{E}{F} b.Tính:F-101G
Đọc tiếp
\(ChoE=\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
\(ChoF=\frac{1}{2}+\frac{1}{3}+...+\frac{1}{100}+\frac{1}{101}\)
\(ChoG=\frac{1}{100.1}+\frac{1}{99.2}+\frac{1}{98.3}+...+\frac{1}{52.49}+\frac{1}{51.50}\)
\(a.Tính:\frac{E}{F}\) \(b.Tính:F-101G\)
ChoEfrac{100^2+1^2}{100.1}+frac{99^2+2^2}{99.2}+frac{98^2+3^2}{98.3}+...+frac{52^2+49^2}{52.49}+frac{51^2+50^2}{51.50}ChoFfrac{1}{2}+frac{1}{3}+...+frac{1}{100}+frac{1}{101}ChoGfrac{1}{100.1}+frac{1}{99.2}+frac{1}{98.3}+...+frac{1}{52.49}+frac{1}{51.50}a.Tính:frac{E}{F} b.Tính:F-101G
Đọc tiếp
\(ChoE=\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
\(ChoF=\frac{1}{2}+\frac{1}{3}+...+\frac{1}{100}+\frac{1}{101}\)
\(ChoG=\frac{1}{100.1}+\frac{1}{99.2}+\frac{1}{98.3}+...+\frac{1}{52.49}+\frac{1}{51.50}\)
\(a.Tính:\frac{E}{F}\) \(b.Tính:F-101G\)
ChoEfrac{100^2+1^2}{100.1}+frac{99^2+2^2}{99.2}+frac{98^2+3^2}{98.3}+...+frac{52^2+49^2}{52.49}+frac{51^2+50^2}{51.50}ChoFfrac{1}{2}+frac{1}{3}+...+frac{1}{100}+frac{1}{101}ChoGfrac{1}{100.1}+frac{1}{99.2}+frac{1}{98.3}+...+frac{1}{52.49}+frac{1}{51.50}a.Tính:frac{E}{F} b.Tính:F-101G
Đọc tiếp
\(ChoE=\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
\(ChoF=\frac{1}{2}+\frac{1}{3}+...+\frac{1}{100}+\frac{1}{101}\)
\(ChoG=\frac{1}{100.1}+\frac{1}{99.2}+\frac{1}{98.3}+...+\frac{1}{52.49}+\frac{1}{51.50}\)
\(a.Tính:\frac{E}{F}\) \(b.Tính:F-101G\)
ChoEfrac{100^2+1^2}{100.1}+frac{99^2+2^2}{99.2}+frac{98^2+3^2}{98.3}+...+frac{52^2+49^2}{52.49}+frac{51^2+50^2}{51.50}ChoFfrac{1}{2}+frac{1}{3}+...+frac{1}{100}+frac{1}{101}ChoGfrac{1}{100.1}+frac{1}{99.2}+frac{1}{98.3}+...+frac{1}{52.49}+frac{1}{51.50}a.Tính:frac{E}{F} b.Tính:F-101G
Đọc tiếp
\(ChoE=\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{51^2+50^2}{51.50}\)
\(ChoF=\frac{1}{2}+\frac{1}{3}+...+\frac{1}{100}+\frac{1}{101}\)
\(ChoG=\frac{1}{100.1}+\frac{1}{99.2}+\frac{1}{98.3}+...+\frac{1}{52.49}+\frac{1}{51.50}\)
\(a.Tính:\frac{E}{F}\) \(b.Tính:F-101G\)
cho E = \(\frac{100^2+1^2}{100.1}+\frac{99^2+2^2}{99.2}+\frac{98^2+3^2}{98.3}+...+\frac{52^2+49^2}{52.49}+\frac{50^2+49^2}{50.49}\)
F = \(\frac{1}{2}+\frac{1}{3}+...+\frac{1}{100}+\frac{1}{101}\)
Hãy tính E/F
Tính nhanh F = 1 . 100 + 2.99 + 3 . 98 +.... + 98.3 +99.2 + 100.1