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Consider a set of n vectors in the space R^n.

Why do we say that a n*n matrix with those vectors as it's columns, is a basis for the vector space R^n, if that matrix is invertible?
4 years ago

Answers

oobleck
consider the determinant of the matrix. If the vectors are dependent, it is zero, so it has no inverse.
4 years ago
Ashley
Thank you!
4 years ago

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