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Is n = 0

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Manager
Joined: 16 Oct 2016
Posts: 219
Location: India
Concentration: General Management, Healthcare
GMAT 1: 640 Q40 V38
GMAT 2: 680 Q48 V35
GPA: 3.05
WE: Pharmaceuticals (Health Care)
Is n = 0  [#permalink]

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21 Oct 2018, 18:12
00:00

Difficulty:

35% (medium)

Question Stats:

55% (00:35) correct 45% (00:36) wrong based on 24 sessions

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Is n = 0

A. n! = 1

B. n^2=n^3=n^5

Posted from my mobile device

_________________

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Chasing the dragon

Director
Status: Learning stage
Joined: 01 Oct 2017
Posts: 958
WE: Supply Chain Management (Energy and Utilities)
Re: Is n = 0  [#permalink]

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21 Oct 2018, 20:54
fitzpratik wrote:
Is n = 0

A. n! = 1

B. n^2=n^3=n^5

Posted from my mobile device

Note:-
1) 0!=1
2)1!=1
3)$$1^n=1$$, where n=Any whole number

St1:- n! = 1
Possible values of n=0,1
Insufficient

St2:-$$n^2=n^3=n^5$$
Possible values of n=Any whole number
Insufficient.

Combined, we have numerous values of n; no unique value of 'n' is possible.

Therefore, insufficient.

Ans. (E)
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PKN

Rise above the storm, you will find the sunshine

Re: Is n = 0   [#permalink] 21 Oct 2018, 20:54
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