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Mathematics, 26.06.2020 17:01 courtneygaffney4755

Yvette encoded a secret phrase using matrix multiplication. Using A = 1, B = 2, C = 3, and so on, she multiplied the clear text code for each letter by the matrix C=[5,2,2,-1] to get a matrix that represents the encoded text. The matrix representing the encoded text is [48,73,30,136,78,35, . What is the secret phrase? Determine the location of spaces after you decode the text. FIND THE PRODUCT FIND THE INVERSE FINE IS THE PIANO FINE IS A WARM DAY

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Yvette encoded a secret phrase using matrix multiplication. Using A = 1, B = 2, C = 3, and so on, sh...
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