Is x^2 + 9 prime?

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BTGmoderatorDC: Moderator; Posts: 7187; Joined: Thu Sep 07, 2017 4:43 pmFollowed by: 23 members

by BTGmoderatorDC » Fri Nov 26, 2021 12:37 am

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Is x^2 + 9 prime?

(1) x is odd
(2) 3≤x≤7

OA A

Source: Veritas Prep

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Source: Beat The GMAT — Data Sufficiency | Fri Nov 26, 2021 12:37 am

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