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The triangle ABC is defined by the vertices A(1, -2, 2), B(1, 4, 0) and C(-4, 1, 1). Let M be the foot of the altitude drawn from a vertex to the side AC. What are the coordinates of M? O none of the choices O (-20, -30, 10) O (-20/7, -30/7, 10/7) O (2, 3, -1)

The triangle ABC is defined by the vertices A(1, -2, 2), B(1, 4, 0) and C(-4, 1, 1). Let M be the foot of the altitude drawn from a vertex to the side AC. What are the coordinates of M? O none of the choices O (-20, -30, 10) O (-20/7, -30/7, 10/7) O (2, 3, -1)

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter1: Vectors
Section1.2: Length And Angle: The Dot Product
Problem 35EQ
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The triangle ABC is defined by the vertices A(1, -2, 2), B(1, 4, 0) and C(-4, 1, 1). Let M be the foot of the altitude drawn from a vertex to the side AC. What are the coordinates of M? O none of the choices O (-20, -30, 10) O (-20/7, -30/7, 10/7) O (2, 3. -1)
Transcribed Image Text:The triangle ABC is defined by the vertices A(1, -2, 2), B(1, 4, 0) and C(-4, 1, 1). Let M be the foot of the altitude drawn from a vertex to the side AC. What are the coordinates of M? O none of the choices O (-20, -30, 10) O (-20/7, -30/7, 10/7) O (2, 3. -1)
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