1.

Let S be the set of all real values of λ such that 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 :

Answer»

Let S be the set of all real values of λ such that 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 :



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