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Is x = 3? (1) x^2 + 17x - 60 = 0 (2) x - y^2 > 0

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Bunuel
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Is x = 3? (1) x^2 + 17x - 60 = 0 (2) x - y^2 > 0 [#permalink] New post   09 Mar 2016, 13:21
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A
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C
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E

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45% (medium)

Question Stats:

58% (01:21) correct 42% (01:12) wrong based on 103 sessions
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Is x = 3?

(1) x^2 + 17x - 60 = 0
(2) x - y^2 > 0
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C
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B
nipunjain14
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Re: Is x = 3? (1) x^2 + 17x - 60 = 0 (2) x - y^2 > 0 [#permalink] New post   10 Mar 2016, 12:25
st 1; x = -20, 3
insufficient

st 2: x>y^2
means x is positive

insufficient

St1+St 2:

X = 3
Sufficient

Ans : C
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Makesh89
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Re: Is x = 3? (1) x^2 + 17x - 60 = 0 (2) x - y^2 > 0 [#permalink] New post   14 May 2021, 10:40
nipunjain14 wrote:
st 1; x = -20, 3
insufficient

st 2: x>y^2
means x is positive

insufficient

St1+St 2:

X = 3
Sufficient

Ans : C


I can get your explanation but what if we take y=0 can c still work? Please help

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WannaManaConsult
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Re: Is x = 3? (1) x^2 + 17x - 60 = 0 (2) x - y^2 > 0 [#permalink] New post   14 May 2021, 11:50
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Kudos
Makesh89 wrote:
nipunjain14 wrote:
st 1; x = -20, 3
insufficient

st 2: x>y^2
means x is positive

insufficient

St1+St 2:

X = 3
Sufficient

Ans : C


I can get your explanation but what if we take y=0 can c still work? Please help

Posted from my mobile device


If y=0, then you just have x>0 so C still works.
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gmatclubot
Re: Is x = 3? (1) x^2 + 17x - 60 = 0 (2) x - y^2 > 0 [#permalink]
14 May 2021, 11:50
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Bunuel
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