Is \(A\) positive?

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Is \(A\) positive?

by VJesus12 » Thu Apr 15, 2021 11:59 am

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Is \(A\) positive?

(1) \(x^2 - 2x + A\) is positive for all \(x.\)
(2) \(Ax^2 + 1\) is positive for all \(x.\)

Answer: A

Source: GMAT Club Tests