1/1 x 2 + 1/2 x 3 + 1/3 x 4 + ……. + 1/10 x 11 is equal to

(a) 10/11
(b) 11/12
(c) 12/11
(d) 109/110

Anurag Mishra Professor Asked on 2nd April 2016 in Maths.
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