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Updated on: 10 Oct 2016, 07:29
Originally posted by Nanobotstv on 10 Oct 2016, 06:52.
Last edited by Bunuel on 10 Oct 2016, 07:29, edited 1 time in total.
Last edited by Bunuel on 10 Oct 2016, 07:29, edited 1 time in total.
Renamed the topic, edited the question and the OA.
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
25%
(medium)
Question Stats:
68% (00:46) correct
32%
(00:45)
wrong
based on 467
sessions
History
Date
Time
Result
Not Attempted Yet
For how many integers n is n + n = n*n ?
a) None
b) One
c) Two
d) Three
e) More than three.
a) None
b) One
c) Two
d) Three
e) More than three.
10 Oct 2016, 07:21
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alanforde800Maximus
Is it \(n + n=n*n\)? In this case the OA cannot be D, it should be C:
2n = n^2
n(2-n) = 0
n = 0 or n = 2.
10 Oct 2016, 07:26
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Bunuel
Hello Bunuel,
yes it is n+n=n∗n and OA is C only.
Thanks for reply.
