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Find a Unit Vector Orthogonal to the Plane Through the Points

Question 268

Multiple Choice

Find a unit vector orthogonal to the plane through the points (1, 0, 0) , (0, 1, 0) , and (0, 2, 2) .


A) (13,13,13) \left( \frac { 1 } { \sqrt { 3 } } , \frac { 1 } { \sqrt { 3 } } , \frac { 1 } { \sqrt { 3 } } \right)
B) (13,13,13) \left( - \frac { 1 } { \sqrt { 3 } } , \frac { 1 } { \sqrt { 3 } } , \frac { 1 } { \sqrt { 3 } } \right)
C) (12,12,0) \left( \frac { 1 } { \sqrt { 2 } } , \frac { 1 } { \sqrt { 2 } } , 0 \right)
D) (12,12,0) \left( - \frac { 1 } { \sqrt { 2 } } , \frac { 1 } { \sqrt { 2 } } , 0 \right)
E) 23,23,13}\left\langle \frac { 2 } { 3 } , \frac { 2 } { 3 } , \frac { 1 } { 3 } \right\}
F) (23,23,13) \left( - \frac { 2 } { 3 } , \frac { 2 } { 3 } , \frac { 1 } { 3 } \right)
G) (23,23,13) \left( \frac { 2 } { 3 } , - \frac { 2 } { 3 } , \frac { 1 } { 3 } \right)
H) (23,23,13) \left( \frac { 2 } { 3 } , \frac { 2 } { 3 } , - \frac { 1 } { 3 } \right)

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