All parts are for the same question, please answer all:)
All Parts Are For The Same Question Please Answer All 1 (72.59 KiB) Viewed 31 times
4. (3 points each part). Let -6 8 A= 0 -7 0 6 3 -9 ය ර ය ܗ ܗ bosco 4 -5 8 12 8 -9 6 5915 -12 12 2 y 2 шр ч and its RREF: 1 0 -2 3 0-24 0 1 -2 2 0 -7 0 0 0 0 1 4 0 0 0 0 0 0 (a) Which variables are pivots? Which variables are free? (b) Indicate a basis for the column space of A. Explain briefly how you determined the basis for the column space. (c) Indicate a basis for the row space of A.
(c) Indicate a basis for the row space of A. Explain briefly how you determined the basis for the row space. (d) The dimension of the null space N(A) is: because (e) The rank of A is: because
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