PERA CET Practice Questions - Preeminent Education And Research Association Common Entrance Test Exam

If the roots of the equation x^2 - px + q = 0 differ by unity, which of the following relations is correct?

p^2 = 4q + 1 p^2 = 4q - 1 q^2 = 4p + 1 q^2 = 4p - 1

Correct Answer:

p^2 = 4q + 1

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