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What is the optimal way to compute A1A2A3A4A5A6, where the dimensions of the matrices are A1 : 10 20, A2 : 20 1, A3 :

What is the optimal way to compute A1A2A3A4A5A6, where the dimensions of the matrices are A1 : 10 20, A2 : 20 1, A3 : 1 40, A4 : 40 5, A5 : 5 30, A6: 30 15? Use parentheses to group matrixes together for ordering.

7. (5 Points) What is the optimal way to compute A1A2A3A4A5A6, where the dimensions of the matrices are A1 : 10 x 20, A2 : 20 x 1, A3 : 1 x 40, A4 : 40 5, A5 : 5x 30, A6: 30% 15? Use parentheses to group matrixes together for ordering

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