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$x^2+px+q=0$ has one negative solution and one positive solution.

Which of following statements must be true?

 

(A) $p$ must be positive.

(B) $p$ must be negative.

(C) $q$ must be positive.

(D) $q$ must be negative.

 Nov 4, 2020
 #1
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Only statement A must be true.

 Nov 5, 2020

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