1.

If O is the origin and \[OP=3\]with direction ratios \[-1,\,2,-2\], then co-ordinates of P are [RPET 2000; DCE 2005]

A. (1, 2, 2)
B. \[(-1,\,2,\,-2)\]
C. (?3, 6, ?9)
D. \[(-1/3\,,\,2/3,\,-2/3)\]
Answer» C. (?3, 6, ?9)


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