Page 417 - Elementary_Linear_Algebra_with_Applications_Anton__9_edition
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(b)
       (c)
       (d)

       (e)

   In each part, a matrix in row-echelon form is given. By inspection, find bases for the row and column spaces of A.
7.

       (a)
       (b)

       (c)

       (d)

   For the matrices in Exercise 6, find a basis for the row space of A by reducing the matrix to row-echelon form.
8.
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