CAT Quantitative Ability Questions | CAT Algebra questions
CAT/2002
Question . 175
The nth element of a series is represented as Xn = (–1)n Xn – 1
If X0 = x and x > 0 then which of the following is always true
A : Xn is positive if n is evenB : Xn is positive if n is oddC : Xn is negative if n is evenD : None of these
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