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JEE Main Math Class 12 Three Dimensional Geometry Part 1 Questions

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Question : 1

Total: 100

Let S be the set of all real values of λ such that a plane passing through the points (−λ2,1,1),(1,−λ2,1) and (1,1,−λ2) also passes through the point- (-1,-1,1) . Then S is equal to:

[Jan. 12, 2019 (II)]

{√3}
{√3,−√3}
{1,−1}
{3,−3}

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