Multiple Choice
If the code matrix is , find the matrix that can be used to decode the message 47, 36, 35, 28, 92, 69, 63, 93, 74, 56, 71, 57, 17, 17, 16. (Because A and A-1 are 3 × 3 matrices, use triples of numbers.)
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
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