UPSC NDA Math Model Paper 6
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Comprehension:(Que No. 76 - 78)
Consider a sphere passing through the origin and the points (2, 1, -1), (1, 5, -4), (-2, 4, -6)
Consider a sphere passing through the origin and the points (2, 1, -1), (1, 5, -4), (-2, 4, -6)
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Question : 77 of 120
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What is the centre of the sphere?
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