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What will be the outcome of (x-a)(x-b)(x-c)..................(x-z)

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What will be the outcome of (x-a)(x-b)(x-c)..................(x-z) [#permalink]

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New post 04 Oct 2010, 20:52
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A
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Difficulty:

  45% (medium)

Question Stats:

38% (00:15) correct 63% (00:35) wrong based on 80 sessions

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What will be the outcome of (x-a)(x-b)(x-c)..................(x-z)

A. Infinity
B. 1
C. 0
D. (x-a)^x ,that is (x-a) to the power x.
E. Insufficient Date to provide answer.


Official Explanation will come soon.
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[Reveal] Spoiler: OA

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Re: What will be the outcome of (x-a)(x-b)(x-c)..................(x-z) [#permalink]

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New post 04 Oct 2010, 22:09
ankitranjan wrote:
What will be the outcome of (x-a)(x-b)(x-c)..................(x-z)

A. Infinity
B. 1
C. 0
D. (x-a)^x ,that is (x-a) to the power x.
E. Insufficient Date to provide answer.


Official Explanation will come soon.
Consider KUDOS if You like.


Ha ! this is a trick question isn't it ?

You have a (x-x) term in there, so answer is 0 or (C)
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Kudos [?]: 1230 [0], given: 25

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Re: What will be the outcome of (x-a)(x-b)(x-c)..................(x-z) [#permalink]

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New post 04 Oct 2010, 22:16
this is a common question.. and a nice one too.

the ans is 0 because of (x-x)..
:P

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Re: What will be the outcome of (x-a)(x-b)(x-c)..................(x-z) [#permalink]

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New post 04 Oct 2010, 22:30
ya but its more of a trick puzzle than a GMAT question though
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Re: What will be the outcome of (x-a)(x-b)(x-c)..................(x-z) [#permalink]

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New post 05 Oct 2010, 11:27
ok It is not a GMAT question, but I do not understand the explanation 'x-x' ???
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Re: What will be the outcome of (x-a)(x-b)(x-c)..................(x-z) [#permalink]

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New post 05 Oct 2010, 11:54
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(x-a)
(x-b)
.
.
.
(x-v)
(x-w)
(x-x)
(x-y)
(x-z)


Its all very silly, I won't worry about it
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Kudos [?]: 1230 [1], given: 25

Re: What will be the outcome of (x-a)(x-b)(x-c)..................(x-z)   [#permalink] 05 Oct 2010, 11:54
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