1.

Which of the following set of points are non-collinear?

Answer»

`(1,-1,1),(-1,1,1),(0,0,1)`
`(1,2,3),(3,2,1),(2,2,2)`
`(-2,4,-3),(4,-3,-2),(-3,-2,4)`
`(2,0,-1),(3,2,-2),(5,6,-4)`

ANSWER :C


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