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3 cards from this section. Quick, good the night before a test.
Define what a vector is.
Think about how it appears graphically.
What is a subspace?
Consider if it contains the origin.
What does the null space consist of?
Remember its relationship to zero.
True or False: A basis can include linearly dependent vectors.
What does 'independent' mean in this context?
Given a set of vectors in ℝ³, determine the basis and visualize it in a diagram.
Focus on independence and dimensionality.
Explain how to construct a null space given a specific transformation matrix.
Sum things up to zero!
5 more questions in this section. Enroll free to practise them all.
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