Question

(1/2 +1/3+1/4+...1/2022)*(5/6 -1/3:2/5)

Answer 1

(1/2 +1/3+1/4+...1/2022)x(5/6 -1/3:2/5)

=(1/2 +1/3+1/4+...1/2022)x 0

=       0

Answer 2

Tham khảo:

(1/2 +1/3+1/4+...1/2022)x(5/6 -1/3:2/5)

=(1/2 +1/3+1/4+...1/2022)x 0

=       0

Answer 3

 

=       0