The sum of 1-1 + 1-1 + 1-1 ...... to even number of terms is-- – McqOptions

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1.	The sum of 1-1 + 1-1 + 1-1 ...... to even number of terms is--
A.	0
B.	- 1
C.	+1
D.	2
Answer» B. - 1

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