If x co-ordinates of a point P of line joining the points \[Q(2,\,2,\,1)\] and \[R\,(5,\,2,-2)\]is 4, then the z-coordinates of P is [RPET 2000]

If x co-ordinates of a point P of line joining the points \[Q(2,\,2,\,

1.	If x co-ordinates of a point P of line joining the points \[Q(2,\,2,\,1)\] and \[R\,(5,\,2,-2)\]is 4, then the z-coordinates of P is [RPET 2000]
A.	? 2
B.	?1
C.	1
D.	2
Answer» C. 1

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If x co-ordinates of a point P of line joining the points \[Q(2,\,2,\,1)\] and \[R\,(5,\,2,-2)\]is 4, then the z-coordinates of P is [RPET 2000]

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