Question bank/JEE Main/Mathematics

JEE MainMathematicsModerateStraight Lines

Value of λ\lambda so that point
(λ,λ2)\left( \lambda,\lambda^{2} \right) lies between the lines
∣x+2y∣=3|x + 2y| = 3 is

Show answer and solution
2λ2+λ−3<02\lambda^{2} + \lambda - 3 < 0
λ∈(−32,1)\lambda \in \left( - \frac{3}{2},1 \right)

Source: Grass-G / M-19 Mathematics Paper 28 Nov Fourth.docx

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