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Quadratic Equations
CBSE 2026 Board Exam Set 3 (Code 30/1/3)
CBSE_BOARD_PYQ_2026_30_1_3
Grade 10

Question:

[Section A]

The discriminant of the quadratic equation $2x^2 - 4x + 3 = 0$ is:

(a) -8
(b) 10
(c) -16
(d) 8

Step-by-Step Solution

Key Concept: Discriminant $D = b^2 - 4ac$.
$D = (-4)^2 - 4(2)(3) = 16 - 24 = -8$. [1.0 Mark]

Correct Answer: (a) -8
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