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K is a nonzero integer. Is K<0? (1) |K-|K||=0 (2) K^K=K^3

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SVP
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K is a nonzero integer. Is K<0? (1) |K-|K||=0 (2) K^K=K^3 [#permalink] New post 06 Jun 2003, 01:23
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

K is a nonzero integer. Is K<0? :sa
(1) |K-|K||=0
(2) K^K=K^3
Intern
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 [#permalink] New post 06 Jun 2003, 05:18
I get that k=0 from A.

Thus A is sufficient b/c we know that k isnt <0.

Is this correct.
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 [#permalink] New post 06 Jun 2003, 23:17
actually, from 1), K can be any positive integer and 0. This doesn't change the answer tho...still A
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 [#permalink] New post 06 Jun 2003, 23:18
Expert's post
I am getting old :maniac
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 [#permalink] New post 07 Jun 2003, 06:42
skoper wrote:
actually, from 1), K can be any positive integer and 0. This doesn't change the answer tho...still A


Why don't you think that it could be D?
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Anh

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 [#permalink] New post 07 Jun 2003, 12:53
can't be D

from 2) K can be -1 or 1
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 [#permalink] New post 08 Jun 2003, 00:38
It is given that K is a nonzero integer
  [#permalink] 08 Jun 2003, 00:38
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K is a nonzero integer. Is K<0? (1) |K-|K||=0 (2) K^K=K^3

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