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{:(I. "Unit vector perpendicular to the ...

`{:(I. "Unit vector perpendicular to the plane of" 2i - 6j - 3k. 4i + 3j - k, a. (5)/(sqrt(3)) (i + j + k)),(II. "Unit vector perpendicular to the plane determined by the points" (1.-1.2).(2.0.-1).(0.2.1),b. j - k),(III. "Vector perpendicular to the plane of" i - j - k. i + j + k, c. (1)/(sqrt(6)) (2i + j + k)),(IV. "Vector of length 5 and perpendicular to both" a = 2i + j - 3k, d. (1)/(7) (3i - 2j + 6k)):}`

A

a,c,d,b

B

b,a,d,c

C

a,d,c,b

D

d,c,b,a

Text Solution

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The correct Answer is:
D
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