Find the value of the expression 1 - 2 + 3 - 4 + 5 - 6 + 7 + .... upto – McqOptions

MCQOPTIONS

1.	Find the value of the expression 1 - 2 + 3 - 4 + 5 - 6 + 7 + .... upto 100 terms . ?
A.	-150
B.	-60
C.	-100
D.	-50
Answer» E.

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