Question

Thực hiện phép tính  : (1+1/1*3)*(1+/2*4)*(1+1/3*5)*......*(1+1/99*101)

Answer 1

\(\frac{2.2}{1.3}.\frac{3.3}{2.4}.\frac{4.4}{3.5}......\frac{100.100}{99.101}=\frac{2.3.4...100}{1.2.3...99}.\frac{2.3.4...100}{3.4.5...101}=100.\frac{2}{101}=\frac{200}{101}\)

Answer 2

=200/101

Answer 3

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đo bạn

Answer 4

Chịu thua 😥

Sorry bạn