Math, asked by MSHoque, 1 year ago

1÷(2×3)+1÷(5×7)+1÷(7×9)+1÷(9×11)

Answers

Answered by tawaseem

1

0.2212121212121.......

MSHoque: how can I solve it by shortcut method?

tawaseem: Nothing divide each separately and add it.

tawaseem: Make sure each term has minimum 7 decimal places.

tawaseem: simple

Answered by bu42

0

1/5+1/35+1/63+1/99
=882/3465

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