UPSC NDA Math Model Paper 3

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Comprehension:(Que No. 61 - 62)
Directions: For the next two (02) items that follow:
Consider the plane passing through the points
A (2, 2, 1), B(3, 4, 2) and C (7, 0, 6)
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Question : 62 of 120
 
Marks: +1, -0
What are the direction ratios of the normal to the plane?
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