JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

1 Easy

1 of 1

Analyzing +4 | -1

For any real

x

, the expression

2(k-x)\left[x+\sqrt{x^2+k^2}\right]

cannot exceed

View answer and explanation

Correct option: B

2 k^2

The correct answer is B (

2 k^2

) because it represents the maximum value that the expression can attain for any real x.

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{\alpha _1},{\beta _1}

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