If the product of distances of the point (1, 1, 1) from the origin and the plane \[x-y+z+k=0\] be 5, then k =

If the product of distances of the point (1, 1, 1) from the origin and

1.	If the product of distances of the point (1, 1, 1) from the origin and the plane \[x-y+z+k=0\] be 5, then k =
A.	? 2
B.	?3
C.	4
D.	7
Answer» D. 7

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If the product of distances of the point (1, 1, 1) from the origin and the plane \[x-y+z+k=0\] be 5, then k =

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