Find the area of the triangle with vertices P(1, 4, 6), Q(2, 5, 1), and R(1, 1,1).

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Find the area of the triangle with vertices P(1, 4, 6), Q(–2, 5, –1), and R(1, –1,1).

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Calculus

ISBN: 9780495011606

6th Edition

Authors: James Stewart

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