(1/ 1*2 + 1/2*3 + 1/3*4 + ....1/9*10 ) बराबर है - – McqOptions

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1.	(1/ 12 + 1/23 + 1/34 + ....1/910 ) बराबर है -
A.	0.9
B.	3
C.	7
D.	2
Answer» B. 3

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