JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

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Application +4 | -1

The real values of

a

for which the quadratic equation

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

possesses roots of opposite signs lie in

View answer and explanation

Correct option: C

(1,2)

Option C ((1,2)) is correct because the product of roots must be negative, leading to the interval (1,2).

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{x^2} + 4ax + 2 > 0

x

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f\left( x \right) = a{x^2} + bx + c\;

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9{x^2} - 18\left| x \right| + 5 = 0

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