14. Given the three points 4(2,-1,2), B(-1,1,4), and C(4,3,-1), find: (a) the angle between RAB and Raci (b) the (scalar) area of triangle ABC, (c) a unit vector perpendicular to ABC.

Q: find the angles between the vectors:x+y=1,2x+y-2z=2

A:

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Q: What is the angle of vectors A=5m West and B=15m 60° North of West?

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Q: 4. Find the angle between each pair of vectors. Round to two decimal places as necessary. a) (V3,…

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Q: What is the angle of vectors A=5m South and B=15m 60° South of West?

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Q: 22. Given vectors C = 5î - 2ĵ and D = 3î + 4ĵ, find: a. the projection of vector Conto the x-axis…

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Q: b) Given Ā = 3 i + 5 j + k, B = 4 i + 2j + 2 k, find %3D 1- Angle between A and B 2- Unit vector…

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Q: a) Find Ivl if v = -7i - 6j. Give exact value. b) Graph the vector v in the coordinate plane.

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Q: u = 57 - 5] + k and 7 = 27 + 14k.

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Q: For what value(s) of a is the angle between the vectors ⟨4, 1+ 2a, 4⟩ and ⟨1, 4, 4 − a⟩ obtuse?

A: