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Let S be the set of all real values of l...

Let S be the set of all real values of `lamda` such that a plane passing through the points `(-lamda^(2), 1,1), (1, -lamda ^(2),1) and (1, 1, - lamda^(2))` also passes through the point `(-1,-1,1).` Then, S is equal to:

A

`{sqrt(3)}`

B

`{sqrt(3),-sqrt(3)}`

C

`{1,-1}`

D

`{3,-3}`

Text Solution

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The correct Answer is:
B
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