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n ≠ 0

by sanju09 » Fri Jul 23, 2010 2:33 am
If n ≠ 0, which of the following must be greater than n?

I. 2n
II. n²
III. 2 - n
A. I only
B. II only
C. I and II only
D. II and III only
E. None

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by selango » Fri Jul 23, 2010 2:53 am
Option B

Only n^2 ll be greater than n(n is +ve or -ve)
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by sanju09 » Fri Jul 23, 2010 3:09 am
selango wrote:Option B

Only n^2 ll be greater than n(n is +ve or -ve)
What if n is ½?
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by selango » Fri Jul 23, 2010 3:10 am
oops..correct.

Pick E
--Anand--
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by kvcpk » Fri Jul 23, 2010 3:13 am
A out for negative n
B out for fraction n
C out for n>2

pick E
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by outreach » Fri Jul 23, 2010 3:14 am
if n=-1
then II and III greater than n

if n=1
then I greater than n

E
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