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1/sqrt5*1+sqrt5/2
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21 Aug 2021, 08:54
21 Aug 2021, 08:54
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Question Stats:
71% (00:35) correct
28% (01:30) wrong based on 21 sessions
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Quantity A |
Quantity B |
\( \frac{1}{\sqrt{5}}\) \( \mbox {} \left[ \left( \frac{1+\sqrt{5}}{2} \right) - \left( \frac{1-\sqrt{5}}{2} \right) \right] \) |
\(1\) |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Retired Moderator
Joined: 19 Nov 2020
Posts: 326
Given Kudos: 64
GRE 1: Q160 V152
Re: 1/sqrt5*1+sqrt5/2
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21 Aug 2021, 10:03
21 Aug 2021, 10:03
Quantity A: inside the parentheses (1-1+2*sq.root(5))/2=sq.root(5) and sq.root(5)*1/sq.root(5)=1
Hence, answer is C
Hence, answer is C
gmatclubot
Re: 1/sqrt5*1+sqrt5/2 [#permalink]
21 Aug 2021, 10:03
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