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Maths Quadratic Equations Mix Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

If a > 2, roots of the equation (2 – a)x 2 + 3ax – 1 = 0 are

One positive and one negative

Both negative

Both positive

Both imaginary

Text Solution

Verified by Experts

The correct answer is:

Product of roots = = > 0,

sum of roots = = > 0

D = 9a 2 + 4(2 – a) = 9a 2 – 4a + 8 > 0 always.

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