Assertion and Reasoning I — task. Maths CBSE Live product, Class 10 (2026-27).

Assertion (A):	\(x^3 + 4(x^2-x) + 1 = x^3 - 2x\) is a quadratic equation.
Reason (R):	Any equation is of the form \(ax^2 + bx + c\) where \(a\neq 0\) is a quadratic equation.

Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).
Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).
Assertion (A) is true but reason (R) is false.
Assertion (A) is false but reason (R) is true.

Did you find an error?

6. Assertion and Reasoning I