JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

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Analyzing +4 | -1

The values of

\lambda

such that sum of the squares of the roots of the quadratic equation,

\mathrm{x}^2+(3-\lambda) \mathrm{x}+2=\lambda

has the least value is :

View answer and explanation

Correct option: A

Option A (2) is correct because completing the square for the sum of squares of roots results in a minimum value when lambda equals 2.

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