Question
Consider the following two vectors of R3: u =(-20,-8,-4)and v =(20,c,4) where c is an unknown. (a) For what value of c do we have
Consider the following two vectors of R3:
u =(-20,-8,-4)and v =(20,c,4) where c is an unknown.
(a) For what value of c do we have that u and v are collinear?
Answer: c=
(b) For what value of c do we have that u and v are perpendicular (orthogonal)?
Answer: c=
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Elementary Number Theory With Applications
Authors: Thomas Koshy
2nd Edition
0080547095, 9780080547091
