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矩陣(2,5)與矩陣X相乘等於(4,—6),求X 1,3 2,1 因為 (2 5 1 3)的逆矩陣= (3 -5 -1 2) 所以 X=(3 -5 -1 2)* (4 -6 2 1) =(2 -23 0 8)
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