A) 1, 0, 0
B) 0, 1, 0
C) 1, 1, 0
D) 0, 0, 1
Correct Answer: D
Solution :
The equation of\[xy-\]plane is\[z=0\] \[\therefore \] Direction cosines of its normal are 0, 0, 1.You need to login to perform this action.
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