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For which of the following nvalues of 'x' is
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29 May 2018, 17:37
29 May 2018, 17:37
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Question Stats:
71% (00:48) correct
28% (00:10) wrong based on 7 sessions
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For which of the following values of 'x' is √(1-√(2-√x) ) not defined as real number?
A. 1
B. 2
C. 3
D. 4
E. 5
src: Orbit Test Prep
A. 1
B. 2
C. 3
D. 4
E. 5
src: Orbit Test Prep
Re: For which of the following nvalues of 'x' is
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28 Jun 2018, 21:24
28 Jun 2018, 21:24
amorphous wrote:
For which of the following values of 'x' is √(1-√(2-√x) ) not defined as real number?
A. 1
B. 2
C. 3
D. 4
E. 5
src: Orbit Test Prep
A. 1
B. 2
C. 3
D. 4
E. 5
src: Orbit Test Prep
Hi,
Concept tested: Square root of a negative number is not a real number.
Given expression is:
\(\sqrt{(1 - \sqrt{(2 - \sqrt{x})})}\)
\(2 - \sqrt{x}\) is negative for x = 5. Hence, answer (E).
Thanks.
gmatclubot
Re: For which of the following nvalues of 'x' is [#permalink]
28 Jun 2018, 21:24
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