Answer to Question #302651 in Linear Algebra for Zhen

Question #302651

Use A-1 to decode the cryptograph. A = [ 1,2;3,5]

39 69 29 53 55 92 3 33 59 11 41 13

Encode the message "TUESDAY" using the matrix A =[1,2;3,5]
Find the least regression line of (0, –3), (1, – 1), (2, 1), and (3, 3)

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