Question

[lê nguyễn phương linh]

1. Tính nhanh : 

          5932 + 6001 x 59

          5932 x 6001 - 69 

2. Tính : 

13= ( 1- 1/2 ) x ( 1-1/3 ) x  ( 1 - 1/4 ) x ( 1 - 1/2018 ) 

Answer 1

[I don't need you]

Bài 2:

a) \(\left(1-\frac{1}{2}\right).\left(1-\frac{1}{3}\right).\left(1-\frac{1}{4}\right)...\left(1-\frac{1}{2018}\right)\))

\(=\frac{1}{2}.\frac{2}{3}.\frac{3}{4}...\frac{2017}{2018}=\frac{1}{2018}\)

Bài 1 thì mk ko bk, xl bn nha!