1÷(2×3)+1÷(5×7)+1÷(7×9)+1÷(9×11)
Answers
Answered by
1
0.2212121212121.......
MSHoque:
how can I solve it by shortcut method?
Nothing divide each separately and add it.
Make sure each term has minimum 7 decimal places.
simple
Answered by
0
1/5+1/35+1/63+1/99
=882/3465
=882/3465
Similar questions