20. Determine the angle between a = (5, 3, 0) and b = (-1, 0, 8) 21. The vertices of a quadrilateral are A = [0,3,5], B = [-3,-1,17], C = [4,-3,15] & D = [7,1,3]. Prove that ABCD is a parallelogram. x-1 y-2 z+1 22. Determine the value of k for which the direction vectors of the lines || = and k 2 k-1 x+3 Ꮓ y = -1 are perpendicular. -2 1
20. Determine the angle between a = (5, 3, 0) and b = (-1, 0, 8) 21. The vertices of a quadrilateral are A = [0,3,5], B = [-3,-1,17], C = [4,-3,15] & D = [7,1,3]. Prove that ABCD is a parallelogram. x-1 y-2 z+1 22. Determine the value of k for which the direction vectors of the lines || = and k 2 k-1 x+3 Ꮓ y = -1 are perpendicular. -2 1
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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![20. Determine the angle between a = (5, 3, 0) and b = (-1, 0, 8)
21. The vertices of a quadrilateral are A = [0,3,5], B = [-3,-1,17], C = [4,-3,15] & D = [7,1,3].
Prove that ABCD is a parallelogram.
x-1
y-2
z+1
22. Determine the value of k for which the direction vectors of the lines
||
=
and
k
2
k-1
x+3
Ꮓ
y = -1 are perpendicular.
-2
1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F633dc666-1c4e-4222-82a0-1d910c7662c5%2F22c911d6-0601-4409-90ba-e66c196b49c1%2Feym4jx_processed.png&w=3840&q=75)
Transcribed Image Text:20. Determine the angle between a = (5, 3, 0) and b = (-1, 0, 8)
21. The vertices of a quadrilateral are A = [0,3,5], B = [-3,-1,17], C = [4,-3,15] & D = [7,1,3].
Prove that ABCD is a parallelogram.
x-1
y-2
z+1
22. Determine the value of k for which the direction vectors of the lines
||
=
and
k
2
k-1
x+3
Ꮓ
y = -1 are perpendicular.
-2
1
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