C
cuonsachthanki


tính [tex] \frac{A}{B} [/tex] biết rằng:
[tex]A=\frac{1}{1.300}+\frac{1}{2.301}+\frac{1}{3.302}+...+\frac{1}{101.400}[/tex]
[tex]B=\frac{1}{1.102}+\frac{1}{2.103}+\frac{1}{3.104}+...+\frac{1}{299.400}[/tex]
Ai làm đc em thanks
[tex]A=\frac{1}{1.300}+\frac{1}{2.301}+\frac{1}{3.302}+...+\frac{1}{101.400}[/tex]
[tex]B=\frac{1}{1.102}+\frac{1}{2.103}+\frac{1}{3.104}+...+\frac{1}{299.400}[/tex]
Ai làm đc em thanks
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