SOLUTION: Prove that if {v1, v2, v3} is a linearly independent set of vectors, then so are {v1, v2}, {v1, v3}, {v2, v3}, {v1}, {v2}, and {v3}. Will anyone provide me some guideline how to

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Question 1129644: Prove that if {v1, v2, v3} is a linearly independent set of vectors, then so are {v1, v2}, {v1, v3}, {v2, v3}, {v1}, {v2}, and {v3}.
Will anyone provide me some guideline how to solve this problem, please?
Thank you in advance.

Found 2 solutions by solver91311, rothauserc:
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Start by reading the definition of linear independence


John

My calculator said it, I believe it, that settles it


Answer by rothauserc(4718)   (Show Source): You can put this solution on YOUR website!
A set of vectors is linearly independent if no vector in the set is (a) a scalar multiple of another vector in the set or (b) a linear combination of other vectors in the set
:
for example, the following row vectors are linearly independent
:
v1 = (2, 4, 6)
v2 = (0, 1, 0)
v3 = (0, 0, 1)
:
that should get you going
:
Note that if we have
:
v1 = (1, 2, 3)
v2 = (4, 5, 6)
v3 = (5, 7, 9)
:
then (v1, v2, v3) is linearly dependent since v3 is a linear combination of v1 and v2
:

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