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無年度 - 主題課程_行列式和線性方程式：線性方程式#107934
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題組內容
Suppose A is 3 by 4, and Ax = 0 has exactly 2 special solutions:
(b) (3%) What are dimnensions of Col( A ), Row( A ), and Null( A )? (6 %) Justify your answers. 0 T
其他申論題
b) No solution.(7%)
#462722
c) Infinitely many solutions. (6%)
#462723
Consider the following linear equation systems, express these equations as the matrix form Ax=b. Then find the solution of the vector x. (5%)
#462724
(a) (6%) Find the reduced row echelon form ofA.
#462725
a) (5%) no solutions;
#462727
b) (5%) exactly onc solution;
#462728
c) (5%) infinitely many solutions.
#462729
(10%) Solve for the unknown y in the following system of linear equations.4x+y+z+w=63x+7y-2+w=l 7.x + 3y -52 +8w =-3 x+y+z+2w=3
#462730
(1) (5%) Find all solutions to the system Ax = b.
#462731
(2) (5%) Find the bases for the column space of A and the null space of A.
#462732
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