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CBSE Class 10 Maths (Standard) 2025 · Paper 30/S/1 · Question 20

Quadratic Equations 1 mark Medium

Directions: In the following question, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option.

Assertion (A): The quadratic equation $x^{2} + 4 x + 5 = 0$ has real roots.

Reason (R): The quadratic equation $a x^{2} + b x + c = 0$ , $a \neq = 0$ has real roots if $b^{2} - 4 a c \geq 0$ .

(a)Both A and R are true and R is the correct explanation of A.
(b)Both A and R are true but R is not the correct explanation of A.
(c)A is true but R is false.
(d)A is false but R is true.

Answer

(d) A is false but R is true.

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