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Mathematics, 14.05.2021 08:30 bassking1

P(2, -1, 3), Q(8, 5, -6) and R(4, 1, 0) are the vertices of a
triangle. Show that PQ = 3PR.​

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P(2, -1, 3), Q(8, 5, -6) and R(4, 1, 0) are the vertices of a
triangle. Show that PQ = 3PR.​...
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