13. a. Distance between parallel planes Show that the dis- tance between the parallel planes Ax + By + Cz = D¡ and Ax + By + Cz = D2 is %3D |D - D2| |Ai + Bj + Ck b. Find the distance between the planes 2x + 3y – z = 6 and 2x + 3y – z = 12. c. Find an equation for the plane parallel to the plane 2x – y + 2z = -4 if the point (3, 2, – 1) is equidistant from the two planes. d. Write equations for the planes that lie parallel to and 5 units away from the plane x – 2y + z = 3.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter4: Eigenvalues And Eigenvectors
Section4.2: Determinants
Problem 13AEXP
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13. a. Distance between parallel planes Show that the dis-
tance between the parallel planes Ax + By + Cz = D¡ and
Ax + By + Cz = D2 is
%3D
|D - D2|
|Ai + Bj + Ck
b. Find the distance between the planes 2x + 3y – z = 6 and
2x + 3y – z = 12.
c. Find an equation for the plane parallel to the plane
2x – y + 2z = -4 if the point (3, 2, – 1) is equidistant from
the two planes.
d. Write equations for the planes that lie parallel to and 5 units
away from the plane x – 2y + z = 3.
Transcribed Image Text:13. a. Distance between parallel planes Show that the dis- tance between the parallel planes Ax + By + Cz = D¡ and Ax + By + Cz = D2 is %3D |D - D2| |Ai + Bj + Ck b. Find the distance between the planes 2x + 3y – z = 6 and 2x + 3y – z = 12. c. Find an equation for the plane parallel to the plane 2x – y + 2z = -4 if the point (3, 2, – 1) is equidistant from the two planes. d. Write equations for the planes that lie parallel to and 5 units away from the plane x – 2y + z = 3.
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