(1−1n) (1−2n) (1−3n) ...up to n terms=? – McqOptions

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1.	(1−1n) (1−2n) (1−3n) ...up to n terms=?
A.	(n−1)
B.	n2
C.	12(n−1)
D.	12(n+1)
Answer» D. 12(n+1)

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