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The first row of [[2, 1], [1, 0]] times [[1, 2], [3, 4]] is:

A[5, 8]
B[2, 2]
C[5, 6]
D[3, 6]
Answer & Solution
Correct answer: A. [5, 8]
Row [2, 1] gives 2+3 = 5 with column one and 4+4 = 8 with column two.
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