JEE MATHEMATICS MCQ: THEORY OF EQUATION

1 Easy

1 of 1

Application +4 | -1

\left(a^2-1\right) x^2+(a-1) x+a^2-4 a+3=0

is an identity in

x

, then the value of

a

View answer and explanation

Correct option: A

Option A (1) is correct because for the equation to be an identity in x, all coefficients must be zero, and a=1 satisfies all three conditions.

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