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Is x >= 3 ? (1) x^2 - 9 = 0 (2) x < 10

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Math Expert
Joined: 02 Sep 2009
Posts: 59590
Is x >= 3 ? (1) x^2 - 9 = 0 (2) x < 10  [#permalink]

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20 Oct 2019, 01:38
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Difficulty:

15% (low)

Question Stats:

85% (00:39) correct 15% (00:39) wrong based on 32 sessions

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Is x >= 3 ?

(1) x^2 - 9 = 0
(2) x < 10

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Joined: 10 Jan 2013
Posts: 308
Location: India
Concentration: General Management, Strategy
GPA: 3.95
Re: Is x >= 3 ? (1) x^2 - 9 = 0 (2) x < 10  [#permalink]

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20 Oct 2019, 01:49
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A. X could be +3 or -3. Not sufficient

B. Again not sufficient

Combining the options won't be of any benefit.. so E

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Re: Is x >= 3 ? (1) x^2 - 9 = 0 (2) x < 10   [#permalink] 20 Oct 2019, 01:49
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