1.

The points D, E, F are the midpoints of the sides bar(BC), bar(CA),bar(AB) " of " Delta ABCrespectively. If A=(-2,3,4), D =(1,-4,2),E =(-5,2,-3) then F=

Answer»

(-8,9,-1)
(4,-3,9)
(-2,-5,-5)
(-6,1,3)

ANSWER :B


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