JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

1 Easy

1 of 1

Application +4 | -1

Let

f(x)

be a quadratic expression positive for all real

x

. If

g(x)=f(x)-f^{\prime}(x)+f^{\prime \prime}(x)

, then for any real

x

View answer and explanation

Correct option: A

g(x)>0

Option A

g(x)>0

is correct because the discriminant of the quadratic expression

g(x)

is negative, and the leading coefficient is positive.

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