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Quadratic Equation and Inequalities question

2020 · 7 Jan · Shift 1 · Q24
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  5. /2020 · 7 Jan · Shift 1 · Q24

Quadratic Equation and Inequalities question

2020 · 7 Jan · Shift 1 · Q24

JEE MainMathematicsQuadratic Equation and InequalitiesMCQ+4 / −1
Let α\alphaα and β\betaβ be two real roots of the equation (k + 1)tan2x -2\sqrt 22​. λ\lambdaλ tanx = (1 - k), where k(eee - 1) and λ\lambdaλ are real numbers. if tan2 (α\alphaα+β\betaβ) = 50, then a value of λ\lambdaλ is:
  1. A
    5 2\sqrt 22​
  2. B
    10
  3. C
    5
  4. D
    10 2\sqrt 22​
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