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What is the value of non-zero integer R ? (1) R^R = R (2) (1/R)^R = R
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Bunuel
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What is the value of non-zero integer R ? (1) R^R = R (2) (1/R)^R = R [#permalink] New post  08 Feb 2021, 04:30
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A
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E

Difficulty:

55% (hard)

Question Stats:

44% (01:31) correct 56% (01:00) wrong based on 32 sessions

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What is the value of non-zero integer R ?


(1) \(R^R = R\)

(2) \((\frac{1}{R})^R = R\)
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Re: What is the value of non-zero integer R ? (1) R^R = R (2) (1/R)^R = R [#permalink] New post  22 Feb 2021, 10:42
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Bumping for discussion. Try this question!


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Re: What is the value of non-zero integer R ? (1) R^R = R (2) (1/R)^R = R [#permalink] New post  22 Feb 2021, 21:40
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Bunuel wrote:
What is the value of non-zero integer R ?


(1) \(R^R = R\)

(2) \((\frac{1}{R})^R = R\)


Question: R = ?

Statement 1:\(R^R = R\)

i.e.R may be +1 or -1 hence
NOT SUFFICIENT

Statement 2:\((\frac{1}{R})^R = R\)

i.e.R may be +1 or -1 hence
NOT SUFFICIENT

Combining the statements

i.e.R may be +1 or -1 hence
NOT SUFFICIENT

Answer: Option E

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